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Webnovel's Extra: Reincarnated With a Copy Ability-Chapter 40: Fault Lines[2]
The Triangle announced the dungeon exam like it always did.
Calmly.
Formally.
As if nothing about it had ever gone wrong before.
Dreyden read the notice once, then closed it.
MONTHLY JOINT DUNGEON ASSESSMENT
PARTICIPANTS: CLASS A & SELECT CLASS B
OBJECTIVE: CLEAR PHASE TWO
CASUALTY THRESHOLD: ACCEPTABLE
Acceptable.
That word always appeared in Triangle notices.
It wasn’t there to warn students.
It was there to warn administration.
He didn’t react outwardly. He never did anymore. But something inside him shifted—not tension, not anxiety.
Alignment.
This was early.
The dungeon exam wasn’t supposed to matter yet. In the original trajectory, it was a proving ground, not a fracture point. A place where rankings shuffled and egos broke.
Not where systems collapsed.
Which meant one of two things:
Either the timeline had accelerated.
Or someone had pushed it.
Neither option was good.
Preparation Without Illusion
The staging hall buzzed with activity the next morning.
Students checked equipment. Instructors barked reminders they’d given a hundred times before. Faction representatives hovered like vultures, whispering offers and warnings in equal measure.
Dreyden ignored them all.
He adjusted his gloves, checked the fit of his brass knuckles, and verified his internal routing.
No Fire Fists unless necessary.
Eyes of Truth only in bursts.
Celestial Library dormant unless the situation turned pathological. 𝕗𝗿𝕖𝐞𝐰𝗲𝕓𝐧𝕠𝕧𝗲𝐥.𝚌𝐨𝚖
He wasn’t here to impress.
He was here to survive a system that thrived on pushing variables into breaking points.
"Still don’t like groups?" Lucas asked, stopping beside him.
Dreyden glanced sideways.
Lucas looked composed, but his eyes betrayed tension—subtle, tightly wound. Mana hummed beneath his skin, unstable in a way it hadn’t been months ago.
"No," Dreyden replied. "But I understand them."
Lucas snorted. "That’s worse."
They were assigned a five-person unit.
Two Class A, three upper Class B.
None of them spoke much.
That alone was telling.
Everyone here knew what they were.
Assets.
Test subjects.
Expendable, if necessary.
Descent
The dungeon gate opened with a sound like tearing fabric.
Not loud.
Unsettling.
Reality bent inward, geometry folding into something that no longer obeyed surface logic. The interior glowed faintly blue, mist curling along fractured stone pathways that hadn’t existed moments earlier.
"This dungeon isn’t stable," one of the Class B students muttered.
The instructor overseeing the deployment ignored him.
"Proceed," she said crisply.
The gate swallowed them.
Inside, the air tasted wrong.
Dreyden noticed it immediately—not poisonous, not magical, but imbalanced. The density fluctuated in microbursts, like the dungeon itself was adjusting parameters in real time.
Adaptive environment.
Too adaptive.
That wasn’t standard for a monthly assessment.
He scanned his surroundings without activating anything overt.
Stone corridors branched into non-Euclidean angles. Light sources shifted when directly observed. The ground responded subtly to weight distribution.
Lucas slowed beside him.
"You feel that?" Lucas murmured.
"Yes."
Lucas hesitated. "This dungeon’s luck profile is... incoherent."
That got Dreyden’s attention.
"In what way?" he asked.
"White everywhere," Lucas said quietly. "But not clustering. It’s layered. Like overlapping outcomes."
Dreyden didn’t like that.
White wasn’t uncertainty anymore.
It was noise.
The First Fault
The first wave came fast.
Mid-tier beasts—scaled, six-limbed, crude intelligence but enhanced aggression. They poured out of a side passage without warning, numbers disproportionate to the dungeon’s supposed difficulty.
"Formation!" someone shouted.
Too late.
Dreyden moved before orders could solidify.
He didn’t charge.
He cut.
Positioning himself where three attack vectors converged, he redirected momentum, using one beast’s weight to collapse another’s approach. Minimal energy. Maximum interference.
Lucas followed instinctively, blade flashing, mana snapping into coherence only at the moment of impact.
Together, they stabilized the corridor.
But Dreyden noticed something odd.
The beasts weren’t adapting.
They were responding.
As if reacting to conditions outside the dungeon logic.
That shouldn’t happen.
Oversight’s Blind Spot
Far above them, in a room students would never see, Triangle Oversight stared at fluctuating readouts.
"Why is Phase Two responding like Phase Three?" one analyst asked.
"Environmental recursion," another replied. "It’s... layering triggers."
"That’s not possible without external input."
Silence followed.
Then a quiet acknowledgment.
"Someone’s interfering."
"From inside?"
"No," the older analyst said slowly. "From around it."
Maya’s Hand (Indirect)
Maya didn’t see the dungeon.
She saw outcomes branching dangerously close together.
Too close.
She exhaled, adjusting her focus, not touching the dungeon directly—never directly.
She nudged.
A delay here.
A misalignment there.
Just enough to prevent a lethal convergence.
Not salvation.
Correction.
Her screen flickered.
WARNING: PROXIMITY TO CORE EVENT INCREASING
She ignored it.
"They can’t lose him here," she whispered.
Not yet.
Collapse Without Announcement
The dungeon shook.
Not violently.
Subtly.
A corridor ahead warped inward, folding like paper pressed against invisible pressure. One of the Class B students stumbled too close.
The floor vanished.
Lucas reached for him—
Too slow.
Dreyden moved.
Not teleportation.
Not enhancement.
He stepped where space would be.
The man crashed hard but alive, breath knocked out of him.
Dreyden felt it then.
The system resisting him.
Not physically.
Conceptually.
Like the dungeon didn’t approve of his intervention.
That was new.
"Dreyden," Lucas said sharply. "It’s reacting to you."
"I know."
Another tremor rolled through the stone.
Above them, alarms finally stirred.
Too late.
The Choice Point
An instructor’s voice crackled over comms.
"All teams, prepare for emergency extraction—"
The signal cut out.
Static replaced it.
Then silence.
Dreyden straightened.
This was it.
Not the collapse yet.
But the moment before it.
He looked at Lucas.
"Stick close," he said. "And don’t trust your readings."
Lucas swallowed. "That bad?"
"Yes."
The dungeon pulsed.
Something ancient shifted beneath them.
And somewhere deep in the Triangle’s systems, an error propagated unchecked for the first time in decades.
Closing Fault
Maya felt it snap.
Not break.
Align.
Her breath caught.
"Oh," she murmured.
Not fear.
Recognition.
The system wasn’t failing.
It was being forced to choose.
And choices always revealed intent.
Dreyden
Dreyden planted his feet as the corridor ahead dissolved into layered space.
This wasn’t where the story said things went wrong.
Which meant this was where it would.
He smiled faintly.
Not pleased.
Prepared.
"Alright," he muttered. "Let’s see what breaks first."
The dungeon answered with a low, resonant sound.
Like laughter.







