The first thing Mina noticed about the boy was the silence.
Not the ordinary kind.
Not the silence of someone shy, or tired, or trying not to get dragged into conversation before first period.
This silence had shape.
It moved around him in a careful gray halo, the way mist might move around a streetlamp if the mist had decided light was offensive and intended to keep swallowing pieces of it until none remained.
He was standing by the window outside the music wing with his phone in one hand and a thin folder tucked under his arm.
Morning sun spilled through the glass in pale bands.
Students crossed the corridor around him in chattering clumps, shoe soles squeaking against the polished floor, voices rising and breaking, somebody’s laugh ringing bright as a cymbal near the stairwell.
Around everyone else, sound bloomed.
Around him, it frayed.
Mina stopped so suddenly that Soomin, half a step behind her, walked straight into her shoulder.
“Ow.
What was that for?”
Mina kept staring.
The boy from the rooftop yesterday.
The boy from the bus stop before that.
He looked more ordinary in full daylight, which somehow made him more alarming.
Same dark hair falling over his eyes.
Same quiet way of holding his shoulders, as if he had spent so long trying not to inconvenience space that space had finally begun expecting the apology.
His uniform was neat.
His tie was loose by exactly one stubborn inch.
He should have disappeared into the hallway.
Instead, to Mina’s newly ruined senses, he stood out like a missing instrument in an arrangement she could not stop hearing.
Bell lifted her head from inside Mina’s blazer pocket and went still.
Flux, hidden in one earbud, stopped humming along to the footsteps around them.
Riot, who had been riding invisible along the rail above the lockers because subtlety offended him on principle, cursed under his breath.
Soomin followed Mina’s gaze.
“Oh.
Doyun?”
So he had a name.
Mina tried to make her own voice sound casual.
“Doyun.”
“Park Doyun,” Soomin said.
“Composition track.
Well.
Mostly.
He’s in our elective later, remember?”
Remembering people had become more complicated since Mina had started hearing them in color, but now that Soomin said it, she did vaguely.
A boy who usually sat near the back in Applied Music.
Not loud.
Not popular.
Not invisible either.
One of those people who became more noticeable only after they abruptly changed shape.
Except she could not remember his shape clearly at all.
Only the silence around him now.
Soomin squinted.
“You really do look haunted today.”
Mina almost said, because I am.
Instead she asked, “What’s his thing?”
“My thing?” Soomin echoed.
“No.
His.”
“You mean musically?”
Mina nodded.
Soomin’s expression shifted into surprise.
“He hums.”
Mina looked back at the boy in the hall.
He wasn’t humming.
Soomin kept talking.
“Like constantly.
Not in an annoying way.
More in a weirdly automatic way.
He’s always carrying melody scraps around.
Even when he thinks nobody’s listening.”
Mina’s stomach tightened.
Because that fit.
Too well.
The repeated broken note at the bus stop.
The hum she had heard trying not to vanish.
The sound around him now felt not merely weak, but interrupted.
Like a song that had once played all the time and had lately been ordered to stop.
Bell’s voice came into Mina’s head, thin with worry.
She feels wrong.
Riot answered immediately.
He is wrong.
That did not help.
Doyun glanced down at his phone.
Whatever he saw on the screen, his face barely moved.
Then he locked it, slid it into his pocket, and walked into the music wing.
Mina’s feet shifted before the rest of her had agreed.
Soomin caught her sleeve.
“Where are you going?”
“To class.”
“That is technically true,” Soomin said, deeply suspicious.
They went in together.
The morning moved with the fake steadiness of something pretending not to crack.
Homeroom announcements.
Festival reminders.
A warning about deadline extensions not being granted for elective submissions.
Every sentence the vice principal spoke arrived in Mina’s ears wrapped in harsh silver bars.
Present a consistent artistic image.
Choose pieces that suit your identity.
A successful performer knows what their audience hears first.
She did not need Riot’s muttered commentary to know what he thought of that speech, but he provided it anyway from the lip of her desk drawer.
“Consistent artistic image,” he said, with such acid that the pencil case beside him seemed offended by proximity.
“I’m going to fight the announcement system.”
Bell, perched inside Mina’s pencil pouch between a correction tape roller and a strawberry-scented eraser, frowned.
“That isn’t what they mean.”
“That is exactly what they mean.”
“It could mean clarity.”
“It means packaging.”
Flux crackled softly through Mina’s hidden earbud.
“Both of you are being dramatic.
The real question is whether the principal has always sounded like a dying metronome or whether that’s just worse now that Mina can hear properly.”
Mina kept her head bent over her notebook and wrote the date at the top of the page three times before realizing she had not absorbed a word of what the teacher was saying.
Across the room, Doyun sat two rows over, near the windows.
Soomin had been right.
Now that Mina knew to notice it, the absence was glaring.
He should have had a trail of melody around him.
Some private under-the-breath line.
Some unconscious answer to the room.
Instead there was only a soft drag of static every time he shifted in his seat.
His pen moved.
His notes looked neat.
His face remained calm.
Too calm, Mina thought.
Calm could sound bright.
Calm could sound settled.
Calm could sound like a lake in evening light.
This did not.
This sounded like someone had put blankets over every speaker in a room and called the muffling peace.
When the first bell between periods rang, Doyun closed his notebook and stood in one clean motion.
The gray around him tightened.
Bell whispered, We should do something.
Riot said, We should have already done something.
Flux cut in before either of them could escalate.
Or we could maybe learn what the something is before sprinting into a stranger’s chest cavity.
That image was not useful.
Mina packed her bag slowly and tried not to look obvious.
She was not good at not looking obvious when internally carrying three tiny supernatural arguments and one growing fear.
By the time she reached the hallway, Doyun was already halfway down it, walking alone.
She might have followed him.
She did not get the chance.
Hana Park intercepted her with the precision of someone who had selected her target three seconds in advance.
“Mina.”
Mina stopped.
“What.”
Hana lifted one brow.
“You’re in Applied Music third period, right?”
There were many ways to answer this question.
Mina, distracted beyond repair, chose the least useful one.
“Unless the law has changed.”
Hana stared.
From somewhere above the ceiling tiles, Flux made a choked sound that was either a laugh or him dying.
Hana sighed.
“Good.
Yejin switched seats for festival prep, and Ms.
Kwon said we can partner up in advance if we want.”
“Partner for what?”
“The motif exercise.
Did you not read the notice?”
“No.”
“That tracks.” Hana held out a folded worksheet.
“Take this before you panic in public again.”
Mina accepted the paper on reflex.
Hana hesitated.
Then, unexpectedly, she glanced down the corridor after Doyun and said, almost too casually, “Also, if you’re going to stare at Park Doyun all day, at least be subtle.”
Mina’s entire body went rigid.
“I wasn’t staring.”
“You were auditing him.”
“That isn’t a thing.”
“It is now.”
Hana tucked her hair behind one ear.
For a second the usual polish in her expression thinned.
“He’s been weird lately,” she said.
Bell leaned closer inside the pencil pouch.
Mina asked, “Weird how?”
Hana shrugged, but not convincingly.
“Quieter.
He used to hum during literally everything.
Teachers hated it until they realized he could hear progression changes faster than half the class.
Now he barely answers when spoken to.”
Mina folded the worksheet smaller than necessary.
“Do people know why?”
Hana looked away first.
“People always know why.
They’re just usually wrong.”
That answer landed in Mina harder than she expected.
Before she could push, Hana straightened again and retreated into her usual crisp tone.
“Anyway.
Don’t be late third period.”
She left.
Mina watched her go, then looked back toward the stairwell where Doyun had disappeared.
Second period made no meaningful contribution to Mina’s education.
She learned, in theory, about Romantic harmonic expansion.
In practice, she learned that Park Doyun erased his own voice memos during breaks.
She found this out because the universe had evidently decided subtlety was for people with easier destinies.
On the way to refill her water bottle, she cut through the narrow hall behind the practice rooms and stopped at the sound of a phone speaker playing three seconds of melody before clicking dead.
A small, ordinary sound.
Except the melody was the same one she had heard trying to rise in class.
Warm.
Simple.
Honest enough to be dangerous in the wrong room.
Mina slowed by instinct and looked around the corner.
Doyun stood alone beside the recycling bins, folder tucked under one arm, phone in his other hand.
He had earbuds in, but only one side.
Every few seconds he tapped the screen, listened to another brief fragment, and deleted it.
Not hesitating.
Not dramatically anguished.
Just methodical.
Efficient in the way people got when they had made themselves the task.
Delete.
Listen.
Delete.
Gray particles slipped off the phone speaker each time.
Bell’s entire tiny body went rigid inside Mina’s cardigan pocket.
“No.”
Flux’s voice dropped low.
“That’s bad.”
Riot, from wherever he had decided to stalk above the ceiling lights, said nothing at all, which was somehow worse.
Mina should have backed away.
Privacy existed.
Dignity existed.
Not every hurt person wanted an audience.
Then Doyun played one more memo.
This one lasted longer.
A hummed line over the faint tap of fingers against a desk.
Unfinished, but beautiful in the unprotected way sketches could be beautiful before cleverness arrived to ruin them.
Mina heard a late train in it.
A crosswalk signal.
Rain on plastic convenience-store umbrellas.
The kind of melody people wrote only if they trusted their own instincts at least a little.
At the end of the memo, another voice broke in.
Tinny through the speaker, but clear enough.
“Hyung, no offense, but it sounds like ad music.
Like… coffee commercial background or something.”
Laughter followed.
More than one person.
Then the recording cut.
Doyun deleted it.
Mina felt the deletion like a cold coin pressed flat against her spine.
Bell made a stricken sound.
“Was that from a critique?”
“Sounds like one,” Flux said.
“A stupid one.”
Riot’s reply came like a spark dragged across pavement.
“It only has to be stupid if nobody believes it.”
Doyun opened another memo.
This time there was no melody at all.
Just his own voice, quieter than the corridor around him.
“Try something stronger,” he said into the recorder, as if quoting advice back to himself.
“Less… soft.
Less obvious.”
He stopped.
Deleted that too.
Mina moved before she could rehearse a better choice.
The sole of her shoe squeaked.
Doyun’s head snapped up.
For one awkward second they just stared at each other across six feet of hallway and several legal definitions of minding your own business.
“I wasn’t—” Mina began, and hated herself instantly.
Because of course that was how she started.
With apology.
With shrinking.
Doyun pulled out the remaining earbud.
His face had already gone polite.
“You need the bin?”
“No.”
Great.
Excellent.
Wonderful opening line.
He waited.
Mina, cornered now by her own forward momentum, glanced at the phone still in his hand.
“You deleted that one too fast.”
Why would you say that, said the part of her brain not currently driving.
Doyun looked down at the screen.
“You heard that?”
“A little.”
“It was nothing.”
There it was again.
Nothing.
Fine.
Just.
The tiny words Noise wore when it wanted to pass for reason.
Bell leaned toward Mina’s collarbone, almost vibrating.
Tell him it wasn’t nothing.
Riot’s voice cut through hers.
Don’t let him hide in pretty lies.
Flux, somehow the calmest of them, said, Ask what he wants you to hear.
Mina did not ask that, because she was not remotely elegant under pressure.
What came out instead was, “If it was nothing, you wouldn’t be deleting it like it insulted your ancestors.”
Doyun blinked.
Then, despite everything wrong with the hall, despite the gray static threading his fingers and the exhaustion under his eyes, the corner of his mouth almost moved.
Almost.
It vanished so quickly Mina wondered if she had imagined it.
“Do you always talk like that?” he asked.
“Only when I’m doing badly.”
“So all the time?”
That, annoyingly, was the most normal exchange she had had in two days.
Mina crossed her arms because it gave her hands a job.
“I liked the melody.”
The near-smile disappeared completely.
Doyun looked at her as if she had spoken in a language too old to trust.
“You barely heard it.”
“Enough.”
A pause.
Then he slipped the phone into his pocket and gathered the folder tighter under his arm.
“You should probably lower your standards.”
He moved to step around her.
Mina heard the note around him wobble.
Not gone yet.
But dimming faster.
“Or,” she said, turning with him, “you should maybe stop talking like you’re someone who gets to decide that for other people.”
That stopped him.
Not fully.
Just enough.
The gray around his shoulders tightened.
“You don’t know anything about it.”
“No,” Mina said.
“I know what it sounds like when someone repeats a bad opinion until it starts sounding like their own.”
For the first time, something sharper than politeness flashed in his eyes.
Good, Riot said instantly.
Bell sounded horrified.
That is not the direction I meant!
Flux murmured, Actually, might still work.
But Doyun only shook his head once, tired in a way that looked older than the rest of him.
“Maybe they’re right,” he said.
“Maybe some songs are only nice when no one has to remember them.”
He walked away before Mina could answer.
Gray static trailed after him in a line no one else in the corridor seemed able to see.
Riot crouched on the edge of the trophy case and narrowed his eyes.
“That one hears more than she says.”
“That is sometimes how people work,” Bell murmured.
“Annoying,” Riot said.
Flux snorted.
“Says the least emotionally transparent creature in Seoul.”
Mina turned toward class.
Third period took place in one of the smaller composition rooms where the walls were lined with keyboards and acoustic paneling and the air always smelled faintly of dust, warm electronics, and marker ink.
Ms.
Kwon believed in practical listening over theory lectures.
Usually Mina liked that class because it made the world feel organized for exactly forty-five minutes.
Today it felt like walking into a room built for someone else’s emergency.
Students shuffled to paired keyboards.
Chairs scraped.
Sheet packets changed hands.
Ms.
Kwon, severe cardigan and sharper eyeliner, wrote CALL AND RESPONSE – MOTIF VARIATION across the board and told them they would each have to create and then answer a short melody phrase.
Simple enough in theory.
One student played or hummed a motif.
The partner echoed it back with a variation.
Memory, instinct, listening, confidence.
Mina’s stomach sank.
Bell, seeing the board from her concealed spot inside the side pocket of Mina’s backpack, made a tiny dismayed sound.
Riot’s expression went dark instantly.
“Bad idea.”
Flux leaned out of the earbud channel in her mind.
“That is not a coincidence.”
No, Mina thought.
It probably wasn’t.
The seating arrangement placed Mina and Hana at the keyboard closest to the back wall.
Doyun ended up two stations ahead with a boy from vocal track named Minjae, whose personality sounded like a snare drum with too much self-esteem.
From this distance Mina could still hear the wrongness around Doyun, clearer now in the music room than anywhere else.
It reacted to the instruments.
To the staff lines on the board.
To the very fact that this room existed to make sound and was now about to ask something of him.
Ms.
Kwon clapped once.
“You’ll get five minutes to sketch.
Then we rotate through presentations.
Keep it short.
No grandstanding.
Listen before you answer.”
The room broke into fragments.
Keys clicked under tentative fingers.
Soft humming started here and there.
Somebody near the window accidentally produced a jazz chord far more interesting than intended and laughed.
Minjae launched into performance mode instantly, tapping out a flashy opening run before they had even been told to begin.
Hana wrinkled her nose.
“He treats every exercise like a survival audition.”
Mina barely heard her.
Doyun had not touched his keyboard.
His pencil hovered over the blank motif line on the worksheet, unmoving.
The gray around him deepened.
It did not spread wildly.
That might have been easier.
Easier to identify.
Easier to call a crisis.
Instead it pulled inward with terrible discipline, tightening around his shoulders, threading itself between his fingers, collecting near his throat like unspoken smoke.
Bell whispered, He’s holding it in.
Riot’s answer came low.
He’s helping it.
“Not on purpose,” Bell said quickly.
“Doesn’t matter.”
“It matters if you want to save people without treating them like enemies.”
Flux broke in before that fight could restart.
Maybe table the philosophy seminar and tell Mina what she can actually do.
Mina gripped her pencil.
That, apparently, was the issue.
She had no idea what to do.
Hana was sketching an elegant, annoyingly competent phrase beside her.
“Are you writing anything or just radiating panic at the staff paper?”
Mina drew five notes entirely by accident.
“They’re notes,” Hana allowed.
“That’s a promising start.”
In front of them, Minjae leaned toward Doyun and said something too low for normal hearing but not low enough for Mina now.
“Come on.
You always have something.”
Doyun gave a small shrug.
“You can literally hum in your sleep.”
Another shrug.
Minjae laughed like he thought he was being encouraging.
“Don’t tell me you finally got embarrassed.”
That line hit.
Mina heard it.
Not the words.
The impact.
A sharp gray spike flashed behind Doyun’s neck and vanished so fast no human eye should have caught it.
His pencil tip snapped.
Bell pressed both hands over her mouth.
Mina half rose from her seat.
Hana grabbed her wrist under the desk without even looking.
“Sit down.”
Mina sat because having to explain why she had lunged at a perfectly ordinary classroom interaction ranked low on her list of ambitions.
Ms.
Kwon called time.
“All right.
Partner sets, one by one.
Keep it moving.”
The first pair went.
Then the second.
A few students played clever variations.
A few forgot their own phrases halfway through and laughed themselves out of it.
One girl sang three notes so softly the room had to lean closer to hear them, which made Bell immediately tear up inside the bag.
Riot pretended not to notice.
Flux started humming backup for everybody and earned a silent kick from Mina’s ankle against the desk leg for his trouble.
Then it was Doyun and Minjae’s turn.
Minjae stood with the cheerful confidence of somebody who had never doubted the legitimacy of his own volume.
He tapped out a bright, technically polished four-note phrase on the keyboard, then added an unnecessary flourish at the end because restraint was evidently for other people.
“Your answer,” Ms.
Kwon said.
Every sound in the room seemed to step back.
Doyun stood.
He looked at the keyboard.
He looked at the staff paper in his hand.
For one brief second Mina heard it: the ghost of a melody trying to rise.
Small.
Warm.
Uncomplicated in the way honest things often were.
A line that felt like late sunlight on stair rails.
Like a person humming to themselves without trying to impress anyone.
It lifted no higher than his chest.
Then the gray around his throat closed over it.
Doyun did not move.
Ms.
Kwon’s voice softened a degree.
“Park Doyun?”
The whole class waited.
Minjae shifted his weight.
Doyun opened his mouth.
Nothing came out.
Not even breath, at first.
Just a visible effort and a blank so wrong it made the fluorescent lights seem suddenly cruel.
Mina’s heartbeat kicked.
Because the Sound Layer had begun to open.
Quietly this time.
Almost politely.
The corners of the classroom blurred first.
Acoustic panels on the walls elongated into dark waveform ridges.
The black marker lines on the whiteboard trembled and bled silver static.
The keyboard lights deepened into rows of waiting eyes.
No one else reacted.
No one else could see the second room unfolding over the first.
All they saw was Doyun freezing in front of the class.
All Mina saw was his song being strangled alive.
Bell shot out of the backpack pocket before Mina could stop her.
She stayed low, invisible to everyone else, but the panic pouring off her was radiant.
“Mina,” she whispered.
“This is worse than the bus stop.”
Riot was already on the keyboard stand nearest the front, staring at Doyun like he could cut through whatever had wrapped itself around the boy by force of refusal alone.
Flux appeared on the sustain pedal housing, all his usual loose humor gone.
Gray particles now slid visibly across Doyun’s worksheet.
Staff lines blurred where they touched.
The notes he had half written moments ago began losing their shape, stems dissolving first, then noteheads, as if erasure had chosen a direction and was enjoying itself.
Ms.
Kwon took a step toward him.
“Do you need a second?”
Doyun blinked once.
Then, very quietly, he said, “I forgot it.”
The room shifted.
In the ordinary layer, that sentence was only awkward.
A student stumbling in class.
Mild concern.
Passing discomfort.
In the Sound Layer, it hit like a dropped chain.
I forgot it.
The phrase echoed off the warped walls in flat black text.
I FORGOT IT.
I FORGOT IT.
I FORGOT IT.
Each repetition shed gray dust.
Mina saw mask-like speaker faces begin pressing outward from the sound panels behind Doyun, not fully emerged yet, but there.
Listening.
Bell flew toward him on reflex.
Riot caught her midair by the ribbon-tail with one hand.
“No.”
Bell twisted.
“Let me go!”
“You go in soft now and it eats you first.”
“He needs to hear something kind!”
“He needs the lie to stop.”
Mina’s chair scraped backward.
Every head in the room turned toward her.
Excellent, she thought wildly.
Perfect.
Love being normal.
Ms.
Kwon frowned.
“Lee Mina?”
Mina stood on instinct she did not have time to refine.
“Could he maybe—”
Stop, said the sane part of her brain.
“—have another minute?” she finished weakly.
Several students looked confused.
Hana looked irritated.
Minjae looked relieved somebody else had become the focus of the room’s discomfort.
Doyun still hadn’t raised his head.
Ms.
Kwon glanced between them.
“If he needs a minute, he can say so.”
That was the problem.
He couldn’t.
Or wouldn’t.
Or had already been convinced those were the same thing.
Doyun’s fingers tightened on the worksheet until the paper bent.
Mina heard the tiny, breaking remains of that warm melody again.
This time it sounded farther away, as if it were being played at the end of a long tunnel.
Bell, still struggling against Riot’s grip, looked frantic.
“Mina, please.”
Riot’s jaw was set.
“Not here.”
Flux watched Doyun instead of either of them.
“Too late for not here.”
The gray around Doyun’s throat thickened.
He said, not looking up, “It’s fine.”
Another lie.
Another hit.
This one made the Sound Layer lurch.
A hairline fracture of black static ran from under his shoes across the classroom floor.
It split around chair legs and keyboard stands, searching.
Not explosive.
Not dramatic.
Quiet the way mold was quiet.
Quiet the way rot preferred to work.
Mina felt it reach her desk and stop there, testing.
Her own songs answered inside her phone like distant instruments tuning before a show.
Riot let go of Bell.
Not because he wanted to.
Because he had to move.
He hit the floor in a streak of black and neon and drove both hands into the creeping static where it met Mina’s shoe.
Red frequency burst outward, pinning the crack in place before it could crawl higher.
Bell shot straight to Doyun’s shoulder.
Invisible to the class, she hovered inches from his ear, hands pressed together like prayer.
“Your heart didn’t shrink,” she whispered.
“The sound just blurred for a moment.
That’s all.
It’s still there.”
Doyun shuddered.
For one heartbeat Mina thought Bell had reached him.
Then his head lifted.
And the expression on his face made her blood go cold.
Not pain.
Not even panic.
Worse.
Resignation.
The kind that came after too many tiny cuts had taught a person to assist in their own disappearance because resistance looked embarrassing from the outside.
“I don’t need another minute,” Doyun said.
His voice was polite.
Almost steady.
The gray speaker-faces behind him opened their mouths.
“I just don’t think it matters.”
The classroom dimmed.
In ordinary sight, perhaps only by the angle of a cloud moving over the sun.
In the Sound Layer, everything dropped half a key.
Bell recoiled as if slapped.
Riot looked up sharply from the crack in the floor.
“Mina.”
Ms.
Kwon’s brows drew together.
“What do you mean it doesn’t matter?”
Minjae laughed once, nervous and badly timed.
“Come on, hyung, it’s just an exercise.”
There it was.
Just.
Just an exercise.
Just a comment.
Just a joke.
Just a playlist.
Just a little quieter.
Just don’t make it a big deal.
Noise loved the smallness of that word.
Mina could hear it in the sudden rustle of static behind the walls, in the way the gray deepened like something fed.
Doyun stared at the keys in front of him.
“I mean,” he said, and each syllable came out flatter, “it’s not like anybody wants to hear the kind of things I write.”
Someone in the room shifted.
Someone else looked away.
That was answer enough.
Mina saw it then, not as abstract threat but as pattern.
Tiny moments.
Casual superiority.
The kind of remarks people threw around because art school rewarded certainty even when certainty was cheap.
Maybe his melodies had been called childish.
Maybe too simple.
Maybe too soft.
Maybe “good background music,” which in a room full of teenagers trying to become extraordinary was another way of saying forgettable.
It wouldn’t have taken one wound.
It never did.
Bell drifted backward, shaken.
“Oh.”
Flux’s face had gone very still.
“There it is.”
Riot ground one hand harder into the crack in the floor to keep it from spreading.
“Mina, decide.”
She hated when he said things like that.
Because he was always right in the most irritating possible tone.
The problem was not that she did not care.
It was that care arrived before clarity and then expected competence anyway.
What could she do?
Tell the room the truth?
There is a supernatural emotional mold trying to delete this boy in front of us?
Bell had tried kindness.
Riot had tried containment.
Flux looked like he was measuring a beat no one else could hear and waiting for a gap to open.
Doyun’s worksheet crumpled in his fist.
The notes on it vanished completely.
Mina moved.
She did not announce it to herself first.
Flux would probably be smug about that later.
She stepped out from behind her keyboard, crossed the aisle, and stopped directly beside Doyun before her fear could build a better argument.
Up close, the silence around him hurt.
Not metaphorically.
It hurt the way some sounds were so high or low they pressed on bone.
Doyun looked at her at last, surprised enough to break the gray flatness for half a second.
His eyes were darker than she had realized.
Tired, yes, but with something stubborn still buried under that.
Good.
Something to reach.
Mina heard thirty different social consequences arriving at once and chose, with the desperation of someone already beyond dignity, not to care.
“That’s not true,” she said.
The room held its breath.
Doyun’s fingers loosened slightly on the ruined paper.
“What?”
“That nobody wants to hear it.”
He blinked.
“You don’t know what I write.”
“No,” Mina said.
“But I know what it sounds like when someone says their stuff doesn’t matter before anyone else gets the chance.”
That landed differently.
Not publicly dramatic.
Not fix-everything magical.
Just enough truth to scrape against the lie.
Bell inhaled.
Flux’s head snapped up.
Riot did not look away from the crack in the floor, but Mina heard the fierce approval in the way his frequency sharpened.
Doyun stared at her.
For one second the gray around his throat loosened.
Mina pressed, gentler now because Bell was right too, curse her.
“You don’t have to do the variation if you can’t do it right now.
But don’t say it doesn’t matter unless you mean it.”
Ms.
Kwon, from across the room, sounded caught between teacher authority and uncertainty.
“Lee Mina—”
But Doyun was still looking only at Mina.
Something alive flickered across his face.
Not hope.
Too soon for that.
Anger, maybe.
Embarrassment.
The start of being seen when you had organized yourself around not being seen at all.
It might have been enough.
Then Minjae, still stranded beside the keyboard and clearly not understanding what battlefield he had walked into, said with a helpless laugh, “Why is everyone acting like this is serious?
If he doesn’t have a melody, he doesn’t have one.”
The sentence hit like a hammer.
Not because it was especially cruel.
Because it was ordinary.
Because it was exactly the kind of thoughtless dismissal that finished what a hundred quieter cuts had started.
The gray speaker-faces behind Doyun burst fully through the sound panels.
Bell cried out.
In the ordinary room, perhaps nothing visible happened at all beyond Doyun going even paler and the fluorescent lights buzzing too loud.
In the Sound Layer, black ink-static erupted from behind him in sheets.
The classroom ceiling peeled upward into endless dark staff lines.
Broken speaker mouths opened across the walls.
Distorted waveform pillars surged between keyboards.
The crack Riot had pinned at Mina’s feet split into six new branches.
Students’ voices dropped away one by one until only the bass thud of Mina’s own pulse remained.
This, Mina understood in a flash of sick certainty, was no seed.
This was a real infection.
Her first.
And it was happening in the middle of class.
Riot released the floor and launched upward, blade-bright with red sound.
“Everybody down!” he shouted, not because they could hear him, but because he was Riot and volume was a moral principle.
Bell rushed Doyun again, this time without waiting for permission.
Her light burst wide, pastel-gold and desperate, wrapping around his chest like a heartbeat forced into visible form.
Flux hit the nearest keyboard with both palms and turned the instrument’s dormant electrical hum into a driving bass line that shoved the first wave of black static sideways before it could swallow Mina whole.
The class around them remained trapped in half-seen reality.
Ms.
Kwon calling somebody’s name.
Chairs scraping.
Hana standing too fast.
Minjae backing up with his hands raised as if ordinary awkwardness had somehow become a natural disaster, which, in fairness, it sort of had.
Doyun stood in the center of it all with the gray wound around him and said, almost as if to himself, “I told myself it was fine.”
The words cracked.
Mina heard the melody inside him scream.
Not loudly.
That was the worst part.
It screamed like something that had learned no one came when it used its full voice.
Bell’s light faltered.
“Mina!” she cried.
“He can still hear us, but barely!”
Riot struck the nearest speaker-face and split it from forehead to jaw in a rain of black particles.
Two more took its place immediately.
Flux kicked off the pedal frame and spun through the air, redirecting the room’s scattered rhythms into something more stable.
“We need a clean entry beat or we’re going to lose the whole space!”
“Then make one!” Riot snapped.
“I am making one, thanks!”
Mina did the only thing left to her.
She reached for Doyun.
Not his arm.
Not yet.
The sound.
The place where his melody had been trying to survive under layers of apology and embarrassment and numb politeness.
Her own phone blazed hot against her pocket.
Somewhere inside it, her mixed-weather playlist stirred like a storm remembering its name.
The Sound Layer surged.
For one terrible, radiant instant Mina saw both truths at once.
A classroom full of students frozen in confusion while one boy shut down in front of them.
And beneath it, a battlefield where Noise had wrapped itself around the softest part of his music and was steadily teaching him to help with the erasure.
Doyun’s eyes met hers.
This time there was no calm in them at all.
Only the naked terror of somebody realizing too late that the thing swallowing him had started out sounding reasonable.
Mina reached farther.
The light in her pocket broke open.
And the entire room dropped into song.