Kael stood before the dungeon terminal, its ancient runes dim and fractured from the backlash of the previous collapse.

He placed his palm against the cold surface.

For a moment—

Nothing happened.

The dungeon remained silent, as if refusing to acknowledge him.

"...Figures," Kael muttered.

He closed his eyes and steadied his breathing. The chaos of the last few days—battle, hunger, expulsion, return—settled into something sharp and focused.

He reached inward, drawing upon his mana, not forcefully, but deliberately.

"Dungeon," he said quietly, "I am not finished."

His mana flowed into the terminal, threading through the cracked runes. The response was immediate and violent.

The symbols flared, rejecting him at first, sparks scattering across the stone as a warning.

The saber girl stepped forward.

"Your authority is incomplete," she said. "You were expelled before resolution."

"I know," Kael replied. "That’s why I’m forcing it."

He poured more mana in—this time laced with intent, with the mark the dungeon itself had branded onto him when it named him a challenger.

The air shuddered.

A deep, grinding sound echoed as the terminal’s core rotated for the first time since the collapse.

[Re-entry detected.]

Kael’s eyes snapped open.

[Challenger: Kael Ashford.]

[Bonded Entity Detected.]

[Override Accepted.]

The light surged upward, enveloping both Kael and the saber girl.

The sensation was different this time—heavier, sharper, as if the dungeon itself was scrutinizing every fragment of his existence.

Kael felt the familiar wrenching pull, space folding inward.

When the light faded—

They were no longer at the entrance.

They stood on shattered stone.

Burned pillars lay scattered like broken bones. The ceiling above was cracked open, revealing a void of swirling darkness. The air was thick with residual mana and the metallic scent of blood.

Level Thirty.

Kael exhaled slowly.

"...I’m back."

The dungeon responded.

[Level Thirty: Mini Boss Zone.]

[Status: Incomplete.]

[Remaining Hostiles: 1.]

His grip tightened on his sword.

"Kael!"

Kael’s head snapped toward the sound.

At the far end of the broken arena, emerging from behind a collapsed pillar, was Yumi. Her beast form had partially faded—ears still visible, tail swaying weakly—but she was alive.

Bruised, exhausted, but standing.

Relief hit Kael so hard his knees almost buckled.

"Yumi...!" he breathed.

She hurried toward him, then stopped short when she noticed the figure standing behind Kael.

The white-eyed saber stepped forward instantly.

Her posture changed.

Sword halfway drawn.

The red-eyed saber, standing motionless near the center of the arena, reacted at the same time.

Her eyes flared crimson, and her long hair stirred as if caught in an unseen wind.

"Wait," Yumi said quickly, raising her hands. "She didn’t attack me."

Kael frowned.

"What?"

Yumi took a breath, steadying herself.

"As soon as you were thrown out," she continued, "she shut down automatically. Just... froze. Like a puppet whose strings were cut."

Kael’s brows knit together.

(How is that possible?)

(A Rank S saber—shutting down on her own?)

He glanced at the red-eyed saber. She stood perfectly still, sword planted into the stone, head slightly lowered, as if waiting for a command that never came.

"...Lucky that you were alright," Kael said quietly, his voice thick with relief.

Yumi smiled weakly. "I thought I was going to die."

Before Kael could respond, the white-eyed saber stepped fully in front of him, her body forming an unbreakable wall.

"Master," she said firmly.

Kael winced. "I told you—"

"Let me handle this," she continued, cutting him off without turning back.

The red-eyed saber slowly lifted her head.

The moment her gaze met the white saber’s, the dungeon reacted. The ground beneath them cracked further, mana surging as if recognizing two apex predators facing each other.

The red saber spoke first.

"You are bound," she said. "Yet you stand against me."

The white saber raised her sword fully.

"I stand where my master stands."

The red saber’s lips curved into a faint smile.

"Then fall."

She vanished.

Kael’s eyes widened.

The white saber moved at the same instant, her blade flashing upward just in time—

CLANG!

The collision detonated like thunder. A shockwave ripped outward, throwing dust and broken stone into the air. Yumi was forced back, shielding her face as the ground split beneath her feet.

The two sabers separated mid-air, landing on opposite ends of the arena.

Then they clashed again.

And again.

Their swords moved faster than Kael’s eyes could track—white light and crimson streaks weaving into a deadly dance. Every impact cracked stone, every parry bent the air itself.

The white saber fought with precision—perfect footwork, minimal wasted motion, her blade always returning to guard.

The red saber fought with dominance—wide arcs, overwhelming force, her strikes carrying the weight of execution.

CLANG—BOOM—CRASH!

The white saber was driven back, skidding across rubble as the red saber pressed forward relentlessly.

"You are weaker," the red saber said.

"You were defeated once."

"I was," the white saber replied. "And I learned."

She stepped in close, deflecting a downward strike and countering with a thrust aimed at the red saber’s heart.

The red saber twisted, the blade grazing her armor—but drawing blood.

For the first time, crimson droplets splashed onto the broken floor.

Kael’s breath caught.

(She can be hurt...)

The red saber’s eyes flared brighter.

Her power surged, aura expanding violently.

The white saber was thrown back, crashing to one knee, her sword embedding into the stone to stop her momentum.

The red saber raised her blade.

"This ends now."

Kael moved.

His body screamed in protest, but his feet carried him forward anyway.

"Yumi—stay back!" he shouted.

He poured mana into his legs and leapt, sword raised.

"Astral Punch!"

His fist slammed into the red saber’s side mid-swing.

The impact didn’t send her flying—

But it shifted her trajectory.

Her blade missed the white saber by inches, carving a trench through the arena instead.

The red saber turned, surprised.

"A human—?"

Kael landed hard, skidding beside the white saber.

"Didn’t I tell you?" he said, breathing heavily. "You don’t fight alone anymore."

The white saber looked at him.

Then nodded once.

They moved together.

Kael staggered back as the clash of Sabers sent another shockwave tearing through the broken arena.

His lungs burned. His arms trembled so violently he could barely keep his sword raised. Every muscle in his body screamed for him to stop.

"I’m at my limit..."

He took a step—and nearly fell.

"Kael!" Yumi shouted from behind the fallen pillar.

The white-eyed saber noticed instantly. She shifted her stance, intercepting a brutal downward strike from the red-eyed saber, sparks erupting as steel met steel.

Even so, she was driven backward, boots carving lines into shattered stone.

"Master, retreat," she said sharply without looking back. "Your condition—"

"I know!" Kael snapped, forcing himself to move.

He turned and rushed toward the edge of the arena, where Yumi had placed his bag earlier, tucked behind a slab of broken dungeon wall.

His vision blurred. Black crept at the edges.

"If I collapse now... everyone dies."

He dropped to one knee and tore open the bag with shaking hands.

Two vials clinked together inside.

Mana Elixir.

Strength Elixir.

His fingers closed around them without hesitation.

No planning.

No restraint.

"This is stupid," he muttered hoarsely. "But I don’t have a choice."

He uncorked both vials and tilted his head back, drinking them in a single gulp.

The effect was immediate.

Agony tore through him.

Mana exploded inside his circuits like wildfire, raw and violent, flooding channels that were already strained to the breaking point. His heart slammed against his ribs. His bones felt like they were being crushed and reforged at the same time.

Kael screamed—low and broken—but he did not stop the flow.

"Control it... compress it... don’t let it scatter—"

His veins lit faintly, lines of pale astral light crawling beneath his skin. The ground beneath him cracked as pressure leaked from his body.

Yumi stared in horror. "He’s forcing it...!"

The white-eyed saber felt it too. She glanced back just once—and her eyes widened.

"That output..." she whispered. "He’s crossing a boundary."

Kael rose slowly to his feet.

His exhaustion did not vanish.

But it was buried.

Buried beneath something colder.

Sharper.

His breathing steadied.

His eyes locked onto the red-eyed saber, who had just forced the white saber back again with a devastating horizontal slash.

The red saber paused.

For the first time—

She felt him.

"...Human," she said, turning fully toward Kael. "Your presence changed."

Kael lifted his sword.

Astral light gathered around the blade, not flaring wildly, but condensing—layer by layer—until the air around it bent and screamed softly.

"I didn’t come back," Kael said quietly, "to lose again."

The red saber raised her weapon, crimson aura roaring outward.

"Then die properly."

She lunged.

The distance vanished in an instant.

Her sword came down with executioner force, aimed to cleave Kael in two.

Kael didn’t dodge.

He stepped into the strike.

The world slowed.

Every sound muted.

Mana aligned.

"Astral Severance."

The skill activated—not as an explosion, but as a cut through reality itself.

Kael’s blade moved.

The astral edge passed cleanly through the red saber’s sword, through her armor, through the space she occupied—severing mana flow, intent, and existence in a single motion.

There was no clash.

No impact.

The red saber froze mid-strike.

Her crimson aura flickered violently, then shattered like glass. A thin line of pale light traced itself across her body.

She looked down.

"...So this is—"