Inside the vent—
Silas Moore didn't move.
But his mind—
Was racing.
Ark Harbor.
Reverse Flow.
The Guest.
The Aquarium.
The Messenger.
Every word—
Fit into something bigger.
A system.
A pipeline.
A hidden ecosystem of monsters.
And now—
Levi Wynn had confirmed it.
Silas—
Was no longer an anomaly.
He was a target.
They would move soon.
Clean up threats.
Erase variables.
Including him.
Silas's eyes darkened.
He sent a silent signal—
Retreat.
To Lynx.
Then he began to move.
Slow.
Silent.
Controlled.
Back through the suffocating metal tunnel.
Every inch—
Measured.
Every breath—
Suppressed.
In.
Was hard.
Out—
Was worse.
Because now—
Something might be waiting.
Three meters back.
Five.
Eight—
He was almost at the wider junction—
Then—
Click.
A sound.
Tiny.
Wrong.
Not metal stress.
Not airflow.
Something—
Alive.
Silas froze instantly.
Every muscle locked.
Ears rotated—
Backward.
Darkness ahead—
Shifted.
Then—
Two points of light appeared.
Eyes.
Small.
Reflective.
Watching.
And then—
The smell hit him.
Fish.
Metal.
And something—
Sweet.
Sickly sweet.
Like synthetic pheromones.
Silas turned—
Slowly.
Painfully.
In the tight space.
The shape emerged.
Not a cat.
But close.
Larger.
Longer.
Too fluid.
It moved low—
Almost gliding.
Fur—
Dark gray.
Blending perfectly into shadow.
But the eyes—
Wrong.
The pupils—
Were shifting.
Slowly.
Changing shape.
Silas's instincts screamed.
Not natural.
This thing—
Was modified.
Or worse—
Engineered.
The creature stopped.
Three meters away.
A low hiss—
Escaped its throat.
Not feline.
Not canine.
Something—
Else.
It lowered its body.
Tail straight.
Predatory.
Blocking the only path forward.
The vent—
Allowed only one to pass.
Retreat?
Impossible.
Dead end behind.
Advance?
Required crossing it.
Fight?
Suicide.
Too loud.
Too risky.
Silas didn't bare his teeth.
Didn't growl.
He lowered his body instead.
Shifted weight.
Balanced.
Eyes locked.
Calculating.
Smaller target.
Faster.
Unknown capabilities.
Danger level—
High.
Then—
Silas moved.
Not forward.
Sideways.
His claw lifted—
And—
SCRAPE.
A sharp metallic sound—
Cut through the silence.
Below—
A guard's voice snapped up:
"Did you hear that?"
Silas froze instantly.
So did the creature.
Silence.
Seconds stretched.
"…Probably nothing."
The guard sat back down.
Quiet returned.
Silas exhaled slowly.
Then—
Looked back at the creature.
It hadn't relaxed.
If anything—
It had moved closer.
Its nose twitched.
Sniffing.
Locking onto—
Him.
More specifically—
The faint scent on him.
The marker.
Silas's eyes narrowed.
It recognized it.
Or—
Was drawn to it.
The creature's pupils shifted again.
Then—
A strange sound.
A low—
Almost thoughtful—
gurr…
And then—
It moved.
Backward.
One step.
Then—
Half-turn.
Opening—
A narrow path.
Letting him pass.
Silas didn't hesitate.
No second guesses.
He moved forward—
Smooth.
Controlled.
Their bodies—
Passed within inches.
Close enough—
To smell everything.
That scent again—
Sweet.
Synthetic.
And beneath it—
Something familiar.
His pupils shrank.
Suppression compound.
The same chemical profile—
As P-07.
This thing—
Was connected.
Test subject?
Prototype?
Messenger?
No time.
Silas kept moving.
No pause.
No glance back.
He reached the main duct—
Then accelerated.
Lynx's signal—
Guiding him out.
Behind him—
The creature didn't follow.
It stayed—
In the shadows.
Watching.
Its shifting pupils—
Reflecting something strange.
Not hostility.
Not submission.
Something