Friday afternoon, the training room was quiet. Seraphina stood in the center of the reinforced floor while Felix watched from a few paces away, arms crossed over his chest.
She adjusted her stance.
"Left foot."
She shifted it.
"Too far."
She pulled it back.
"Better. Now move."
She stepped forward, and Felix instantly raised a hand. "Stop."
She froze.
"Why did you telegraph with your entire torso?"
"You told me to move."
"I told you to move forward. Not send an engraved invitation to the entire room."
She frowned, but the corner of his mouth ticked upward. "Relax. You’re unlearning years of brute force. Again."
She reset and stepped through cleanly.
Felix gave a small nod. "Good."
A faint flicker of satisfaction brushed across her face before she could suppress it.
"Don’t get ahead of yourself," he added.
"That’s just step one."
"I know."
He circled her, boots clicking softly on the composite floor. "Now we add mana. No elemental conversion, just raw circulation."
He raised an arm to demonstrate. A faint, perfectly calibrated hum ran beneath his skin, an unbroken circuit syncing to his breathing.
"Mana isn’t ordnance you hurl at a target," he said. "It’s an extension of your nervous system. If you want to fight with precision, you have to stop treating it like ammunition. Feel it."
She closed her eyes.
For three seconds, nothing moved.
Then her core flared.
HUMMM—VWOOOM.
The air in the chamber buckled under sheer, suffocating pressure, the heavy atmosphere rippling against the reinforced glass observation booth.
Felix’s hand shot up. "Cut it!"
The pressure snapped back into nothingness. She opened her eyes, breathing shallowly. "What was wrong with that?"
"Everything."
She stared at him, bewildered. "I barely pushed."
"That’s the problem. Your capacity is massive, but your nozzle is wide open. A small leak from an S-rank core packs more kinetic force than a deliberate blast from a B-rank." He walked in closer. "Again. Narrow the output."
She pulled the flow inward.
"Smaller."
She tightened her focus.
"Smaller still."
She grit her teeth, compressing the flow until only a hairline sheen of pale energy clung to her skin like a second layer of armor.
Felix nodded. "Better. Hold it."
She locked her jaw. Ten seconds. Twenty. Thirty. The energy remained level, without a single spike or fracture.
"Not bad," he murmured.
Something quiet shifted behind her guarded expression. Small. Barely perceptible.
Praise from him landed with a strange, startling weight.
Conditioning followed immediately: linear sprints, evasion drills, sudden directional pivots on his snap command, all while maintaining that paper-thin layer of mana without letting it flicker.
By the end of the hour, Seraphina’s breath was ragged, sweat dampening the hair along her temples. Felix looked as though he’d just finished a casual stroll.
"Again."
"You’ve said that twenty times."
"Then you’ve heard it twenty times."
"You’re enjoying this."
"Immensely."
"You like watching me struggle."
"I’m a healer by trade. Watching people suffer is technically against my professional code."
"You don’t look particularly conflicted."
"Never claimed I was."
Half an hour later, he called a halt.
"Break."
She sank down onto the bench. Felix tossed her a bottle of water; their fingers brushed as she caught it, and she went rigid for half a heartbeat.
He turned away before noticing, already tapping open the interface on the wall monitor.
"Your mana stability jumped eleven point eight percent."
She took a slow sip. "Is that acceptable?"
"It’s exceptional."
She watched his profile. "How long until I’m actually strong?"
"Depends."
"On what?"
"How much friction you can tolerate before you quit."
"I won’t quit." The reply came flat and unyielding.
Felix looked at her over his shoulder, holding her gaze a beat longer than necessary. "You don’t need to get obsessive about it."
"Why not?"
"Because raw force won’t keep you alive out there. You need patience." He leaned back against the console. "What happens when you hit a wall?"
"I don’t plan to."
"You will," he said plainly. "Everyone does."
"Then what?"
"You adapt. You reset. You go again."
It was a painfully simple concept, yet she fell entirely quiet. For seven years, the personnel in this facility had treated her as a volatile hazard to be suppressed, never an individual capable of growth.
Felix was the first person who treated a mistake as data rather than a threat.
"I’ll try," she murmured.
"That’s all I need."
What Felix kept to himself and had no intention of voicing was the data scrolling across the diagnostic console.
An eleven-point-eight percent gain in control in under two hours. A standard awakened running structured drills might achieve half that over three weeks of grueling repetition.
He knew what textbook prodigies looked like, and this wasn’t that. This was the absurd, lopsided reality of a Tier 1 core finally being handed proper operational fundamentals.
Handing her that metric now would only invite reckless ambition before she had the discipline to anchor it.
*The gap between tiers isn’t a difference,* he thought. *It’s basically a cheat code.*
The second half shifted to elemental projection.
"Your primary affinity is Water: Mid II," Felix said, stepping back toward the perimeter.
"Show me what you normally do with it."
Seraphina raised her hand. Mana flooded her channels, condensation ripping out of the surrounding air in a violent vortex—
BOOOOM.
A tidal wall of pressurized water detonated outward. Felix vanished from the strike zone, reappearing behind a barrier at the far wall as the torrent crashed against the reinforced alloy panels.
CRASH.
The impact vibrated through the floor plates, leaving the center of the room knee-deep in churning water.
Felix lowered his barrier and looked from the dented bulkhead back to her. "That’s your baseline?"
"Yes."
"Just... pure discharge?"
"Yes."
He pinched the bridge of his nose. "I see. You weren’t fighting; you were just detonating."
"That was powerful."
"And completely wasted." He gestured toward the warped steel plating. "Destructive yield isn’t mastery. Do it again. Smaller. A lot smaller."
He ran her through compression drills, stripping away the excess volume until a dense sphere of water hovered above her palm, no larger than a fist.
"Now shape it," he instructed.
Her brow furrowed. She focused her intent, narrowing the orb into a curved blade of water. The edge vibrated erratically, held its form for two seconds, and collapsed into a wet splash on the floor.
SPLASH.
She stared at her wet hand. "I lost it."
"You held a stable construct for two seconds," he said. "Initially you couldn’t shape a drop."
She looked up at him, then set her jaw.
"Again."
Felix smiled faintly. "Now we’re getting somewhere."
By late afternoon, the session concluded. Seraphina was physically spent, but as they walked the cold corridor back toward her containment wing, her silence felt different.
He stopped outside her security hatch and swiped his clearance card. The heavy seals hissed open. "I’ll see you Thursday."
Her shoulders tightened. "That is five days."
"Standard schedule."
He gave an easy wave and turned down the hall.
For a single fraction of a second, her hand rose slightly toward the opening, as if to stop him, to give him a reason to linger five minutes longer, to pull Thursday forward by sheer will.
Her voice caught in her throat. She lowered her hand, looking away so he wouldn’t catch the sudden hollowness behind her eyes.
"Understood," she said softly.
That evening, Felix dropped onto his sofa, letting out a long breath.
Her progression was absurd. She was internalizing combat geometry faster than veteran field operatives.
Tier 1 potential really is in its own league, he thought, staring at the ceiling.
His communicator chimed on the table. A message from Aria:
Sub-gate assignment finalized. Deployment Monday, 0600.
He rubbed his eyes. Back to work. He set the device down, then remembered the promise he’d made about bringing another book Thursday, and glanced toward his shelf.
"Maybe something with a bit more action this time," he murmured, then caught himself and frowned.
Why was he already thinking about what she might like? He shrugged it off.
She liked reading. Bringing her books was part of the job.
It’s baseline rehabilitation, he told himself.
Nothing more.
Deep inside the lowest level of Acheron, Seraphina sat motionless on the edge of her bunk, listening to the hum of the ventilation shafts.
Her mind replayed the session in sharp, unrelenting detail, the adjustments to her balance, the calm cadence of his voice, the rare moments he let down his guard.
That’s all I need.
She closed her eyes. For years, her existence had been a flatline of isolation.
Now there was an anchor.
She didn’t understand why the empty space in the room felt suddenly unbearable, or why five days felt like a sentence rather than a pause.
The passing thought of Felix standing in someone else’s training bay, correcting someone else’s form, handing a book to another person, it sent a sharp, venomous chill through her chest. It wasn’t simple anger. It was territorial, cold, and entirely unfamiliar.
She opened her eyes, looking down at the worn spine of the book resting on the sheets beside her.
Her fingers closed around the cover, holding it tight.
"I will wait," she said quietly into the empty room.
He would come back. He kept his word.
For now, that had to be enough.