Darkness engulfed the transit station.
Only the faint green glow of targeting runes and the crimson status lights within the helmets of the Hidden Talons pierced the blackness.
Captain Alaric did not move.
Neither did Praetor Nemeon.
Whatever had landed between them had done so without a teleport flare.
Without the scream of a drop pod.
Without any warning.
The impact had cracked two meters of reinforced adamantium decking.
Something impossibly heavy stood in the crater.
Then…
The emergency lumens flickered back to life.
— Every warrior present froze.
The creature stood over four meters tall.
Its body resembled polished black stone rather than flesh, yet it moved with fluid grace.
Veins of silver light pulsed beneath its surface, tracing patterns that shifted with every heartbeat.
It possessed four powerful arms.
Two ended in immense talons capable of slicing through ceramite.
The other pair were strangely delicate, each hand bearing six long fingers that seemed made for manipulating impossibly fine mechanisms.
Its head was elongated and crowned with a halo of floating metallic shards that slowly orbited it.
Where a face should have been…
There was only smooth obsidian.
No eyes.
No mouth.
No ears.
Yet every Space Marine knew it was looking directly at them.
Brother Cassian whispered over the company vox.
“It isn’t alive.” Brother Leon immediately answered.
“It isn’t a machine.” Captain Alaric tightened his grip upon his power sword.
“Then what is it?” No one had an answer.
— The being slowly turned toward the Alpha Legion.
The silver light beneath its stone-like skin brightened.
Praetor Nemeon lowered his bolter.
“We are not your enemy.” The creature ignored him.
Instead, it reached toward one of the marble columns beside the station.
Its six-fingered hand passed through solid stone as though it were water.
When it withdrew…
It held a small metallic cube.
Impossible symbols glowed upon its surface.
The Guardian examined it for a moment before gently placing it back inside the column.
Captain Alaric frowned.
“What did it just do?” Brother Cassian answered quietly.
“I think…” “…it checked something.” — Without warning, one of the Alpha Legionnaires panicked.
Whether through fear or misplaced courage, no one would ever know.
He raised his plasma gun.
“For the Hydra!” The blue plasma bolt crossed the station in an instant.
It struck the Guardian squarely in the chest.
There was no explosion.
No burst of superheated energy.
The plasma simply…
Stopped.
Frozen in midair.
The Guardian slowly turned its featureless head toward the Alpha Legionnaire.
The suspended plasma folded inward, collapsing into a point of brilliant white light before vanishing entirely.
Brother Leon stared.
“It…removed the energy.” The Guardian took a single step.
Reality rippled beneath its feet.
Then it disappeared.
Not by teleportation.
One moment it was standing before them.
The next…
It stood directly before the Alpha Legionnaire.
No transition.
No movement.
It had simply chosen to be elsewhere.
The warrior fired his bolt pistol.
Every bolt halted in mid-flight.
The Guardian extended one taloned hand.
The Alpha Legionnaire’s armour began to come apart.
Not violently.
Every plate separated from the next.
Each bolt.
Each hinge.
Each servo.
The armour gently disassembled itself around its occupant.
Within seconds the traitor stood wearing only his black body glove.
He looked down in stunned disbelief.
The Guardian tilted its head.
Then walked away.
The Legionnaire collapsed to his knees.
Alive.
Completely unharmed.
But utterly defeated.
— Neither side fired another shot.
Captain Alaric understood why.
Whatever stood before them…
It could have killed every Space Marine present in seconds.
It had chosen not to.
— Brother Cassian stepped cautiously forward.
“My Captain…” “It isn’t attacking.” Captain Alaric nodded.
“It isn’t defending itself either.” He looked toward the creature.
“It is defending something else.” — The Guardian stopped in the center of the station.
Its floating metallic halo accelerated.
The silver fragments arranged themselves into unfamiliar constellations around its head.
Then…
Every lumen aboard the *Merciless Death* brightened simultaneously.
The ship’s machine spirit spoke.
Not with urgency.
With reverence.
> **”Guardian acknowledged.”** > **”Primary Custodian active.”** Every warrior in the station looked upward.
Praetor Nemeon’s expression became grim.
“No…” Brother Remus looked toward him.
“You know what that means?” The Alpha Legion officer slowly nodded.
“Our worst fear.” — Captain Alaric raised his sword toward Nemeon.
“Explain.” The Praetor did not take his eyes off the Guardian.
“The relic beneath this ship…” He exhaled slowly.
“…is not a weapon.” Brother Gideon frowned.
“Then what is it?” Nemeon answered with a single sentence.
“It is a prison.” Silence fell.
Captain Alaric felt the weight of those words.
“The feather…” “It is the key.” Brother Cassian suddenly understood.
“The Guardian isn’t protecting the feather.” Nemeon nodded.
“No.” “It is protecting the lock.” — Far above, aboard the *Talons of Terra*, alarms erupted across the bridge.
Master Hadrian looked up from his consoles.
“My Chapter Master.” “The *Merciless Death* is transmitting.” Corven stepped to the command throne.
“To whom?” Hadrian’s mechanical voice faltered.
“Everything.” The ancient cruiser was broadcasting on every Imperial frequency.
Every civilian band.
Every Navy channel.
Every astropathic relay.
Across dozens of nearby systems.
The message repeated endlessly.
It was not in High Gothic.
Nor Low Gothic.
Nor binharic.
Yet every listener somehow understood its meaning.
Chief Librarian Kaelen clutched his head.
“It isn’t language…” “It’s intent.” Corven’s expression hardened.
“What does it say?” Kaelen looked toward the ancient cruiser.
His face had become pale.
“It says…” He struggled against the overwhelming thought.
“…the Watch is ending.” — Back aboard the *Merciless Death*, the Guardian slowly looked toward the ceiling.
For the first time since its arrival…
It reacted.
Its body became perfectly still.
The silver light beneath its obsidian skin dimmed.
Brother Cassian felt a wave of profound sadness emanate from the being.
Not fear.
Not anger.
Sorrow.
Then, from somewhere far below the ship…
Came a single, deafening crack.
It echoed through every deck.
Captain Alaric knew instantly where it had come from.
The hidden chamber.
The prison had just fractured.
The Guardian lowered its head.
Then, for the first time in untold millennia…
It spoke.
Its voice was calm.
Gentle.
Ancient beyond comprehension.
> **”The Last Seal…has broken.”** Every warrior—Hidden Talon and Alpha Legion alike—realized the same terrible truth.
Whatever had been imprisoned beneath the *Merciless Death*…
Was no longer fully contained.