The silence in the wrecked shop was heavier than the darkness.
Ren sat on the floor, his back against the battered counter, shivering. The red haze of the Frenzy had lifted, leaving behind a cold, hollow horror. He looked at his hands. They were stained with Kain's blood. He looked at Silas, who was slumped against a workbench, clutching a heavy wrench like a holy symbol.
"I almost..." Ren's voice cracked. "I almost ate you."
Silas didn't lower the wrench. His mechanical eye whirred, focusing on Ren's face. "Almost doesn't count in horseshoes or hand grenades, kid. You stopped. That's the important part."
"I can't control it," Ren whispered. "It's like... there's a hole inside me. And it gets wider every time I fight."
"The vessel is cracking," Gluttony noted, his voice devoid of mockery for once. "Your human biology is insufficient to contain the density of the mana you are absorbing. You are trying to put a jet engine inside a bicycle. You need an upgrade. Now."
Silas seemed to reach the same conclusion. He groaned, shifting his damaged leg, and pointed to the loose floorboard behind the counter.
"The safe," Silas grunted. "Combination is 7-7-4. Get the canister."
Ren hesitated, then crawled over. He punched in the code. The safe clicked open. Inside, glowing with a malevolent violet light, sat the Abyssal Mutagen.
Ren picked it up. It felt warm. It hummed against his palm, syncing with the beat of his heart.
"What happens when I drink this?" Ren asked.
"You evolve," Silas said. "Or you melt into a puddle of radioactive sludge. It's a coin toss."
Ren looked at the liquid. He thought about Korg breaking down his door. He thought about Kain's knife sliding into his ribs. He thought about the Titan-Scale Crocodile snapping him like a twig.
He was tired of being the prey.
"Bottoms up," Ren whispered.
He uncorked the canister and downed the thick, viscous fluid in one gulp.
It didn't taste like medicine. It tasted like swallowing a live wire.
Ren gasped, dropping the empty canister. Fire exploded in his stomach. It raced through his veins, burning away the blood, the marrow, the weakness. Ren arched his back, a silent scream tearing from his throat as his spine cracked and elongated.
The world dissolved into static.
Ren found himself standing in a void. A black ocean stretched out in all directions. Standing before him was a massive, towering interface.
[Mutagen Absorbed.]
[Catalyst: Abyssal Essence (Grade B)]
[Evolutionary Path Unlocked.]
Three massive, glowing icons appeared in the darkness, pulsating like beating hearts.
1. THE SHADOW STALKER
Focus: Agility, Stealth, Burst Damage.
Traits: Shadow integration, silent movement, assassination specialized.
Drawback: Low defense. Glass Cannon build.
2. THE ROT-LORD
Focus: Magic, Minions, Poison.
Traits: Necromancy, acid blood, pestilence aura.
Drawback: Physical weakness. Reliance on mana.
3. THE ABYSSAL JUGGERNAUT
Focus: Strength, Defense, Bone-Manipulation.
Traits: Exoskeleton development, density increase, raw physical power.
Drawback: Reduced speed. High calorie consumption.
Ren looked at the options. The Stalker was tempting; he had survived this long by hiding. The Rot-Lord offered power, but it felt... detached.
But then he looked at the Juggernaut. He remembered the feeling of Kain's knife sliding into his ribs. He remembered his claws bouncing off the Crocodile's scales.
He didn't want to hide anymore. He wanted to be unbreakable.
"I choose... Juggernaut," Ren said.
[Selection Confirmed.]
[Re-writing Genetic Code...]
[WARNING: PAIN WILL BE SIGNIFICANT.]
Back in the shop, Silas watched in horror as Ren's body began to twist. Bones snapped and reformed with sickening crunches. His skin turned a dark, bruised grey. A hard, chitinous substance began to grow over his forearms and shins.
Ren screamed, and then a black, tar-like substance oozed from his pores, hardening instantly into a cocoon.
"God help us," Silas whispered, reloading his shotgun with shaking hands. "What are you turning into?"
Two hours later, the cocoon cracked.
It didn't break quietly. It shattered like a ceramic pot hit with a sledgehammer.
Ren stepped out.
He was taller now—pushing six foot one. His frame was no longer skinny; it was lean and corded with dense, unnatural muscle. His skin was pale, almost marble-white, contrasting sharply with the sleek, black armor plates that now encased his forearms, shins, and the back of his neck. They looked like obsidian bone.
He opened his eyes. The violet rings were gone. His entire iris was now a glowing, electric purple.
[Evolution Complete.]
[Race: Human >> Abyssal Variant (Stage 1)]
[Class: Juggernaut]
[Strength: 16 >> 25]
[Constitution: 15 >> 30]
[Passive: Chitinous Plating (Grade D) - Blocks small arms fire and light blades.]
Ren flexed his hand. The air crackled around his fingers. He felt... heavy. Solid. Like he was made of lead and violence.
"Ren?" Silas asked, leveling the shotgun at him.
Ren looked at the old man. The Hunger was there, buzzing in the back of his mind, but it wasn't screaming anymore. It was a controlled burn. The larger tank could hold the fuel.
"I'm me, Silas," Ren said. His voice was deeper, resonating in his chest. "Put the gun down."
Silas lowered the weapon, letting out a long breath. "You look expensive. How do you feel?"
"Like I could punch through a wall," Ren said. He walked to the broken display case and picked up a shard of glass. He squeezed. The glass turned to powder. It didn't cut his skin.
"Kain," Ren said.
"He ran," Silas said, nodding to the door. "Left a trail of blood. But in this rain? It's gone by now."
Ren walked to the open door. He inhaled deeply.
To a normal human, the air smelled of rain and garbage. To Ren, the air was a tapestry. He could smell the ozone of the neon signs. He could smell the rat in the dumpster.
And underneath it all, faint but undeniable, he smelled it.
Lavender and copper.
Kain's blood. And the expensive cologne he wore.
"I can smell him," Ren said. "He didn't go far. He's hurt."
"Ren," Silas warned. "He's an Assassin. If you go after him, you're declaring war on the Guilds and the Vipers."
Ren turned back. The violet light in his eyes flared.
"They declared war on me," Ren said. "I'm just finishing it."
The Abandoned Metro Station - Sector 9
Kain sat in the ticket booth of the derelict subway station, pressing a heated knife against his shoulder wound to cauterize it.
"Damn it," he hissed through gritted teeth.
The bleeding stopped, but his arm was useless. That thing had taken a chunk out of him. Kain checked his ammo. Two magazines left. A flashbang.
He pulled out his comms device. He needed to call Darius. He needed extraction.
Click.
The comms were dead. Signal jammed.
Kain froze. He looked up at the tunnel entrance. The rain was falling into the station, dripping onto the tracks. But the rhythm was wrong.
Thud... Thud... Thud.
Heavy footsteps. Unhurried.
Kain stood up, raising his pistol. "You're persistent, kid. I'll give you that."
Ren walked out of the shadows. He wasn't hiding. He was walking down the center of the platform, the water splashing against his armored shins.
"You left something at the shop," Ren said.
"My dignity?" Kain scoffed, aiming for Ren's head.
"My privacy."
Kain fired. Pop-Pop-Pop.
Three shots. Dead center.
Ren didn't dodge. He raised his forearm.
The bullets hit the black bone-plating on his arm. PING. PING. PING. They sparked and ricocheted off harmlessly, flattened against the abyssal chitin.
Kain's eyes went wide. "What the..."
Ren lowered his arm. He smiled. "My turn."
[Flash Step]
Ren vanished.
Kain spun around, throwing his flashbang at his feet. BANG.
White light filled the station. Kain anticipated Ren's attack pattern. He spun to the left, thrusting his combat knife into the empty air where Ren should have been.
But Ren wasn't there.
A hand—heavy, cold, and armored—clamped onto the back of Kain's neck.
"Wrong way," Ren whispered.
Ren lifted Kain off the ground with one hand. Kain flailed, kicking, stabbing backward with his knife. The blade skidded off Ren's chest plating.
Ren slammed Kain face-first into the tiled wall.
CRACK.
Tiles shattered. Kain slumped, his nose broken, his glasses falling into the mud.
Ren pinned him there. "Who hired you?"
"Go to hell," Kain wheezed.
Ren applied pressure. "I just crawled out of hell. I'm asking for a name."
"Darius..." Kain gasped, his vision fading. "Darius King... The Vipers..."
"I know the name," Ren said. "I just wanted to hear you say it."
Ren spun Kain around. He looked at the assassin's throat. The Hunger pulsed. [Bio-Mass: 300 / 2000]. The bar had extended.
"I'm not going to eat you," Ren said softly. "That would be... unprofessional."
Kain looked relieved for a split second.
"But," Ren added, his bone claws extending slowly from his knuckles, "I do need to send a message."
He drove the claws into Kain's chest.
It was quick. Brutal.
Ren let the body slide to the floor. He reached into Kain's pocket and took the comms device. It was blinking, trying to reconnect.
Ren pressed the transmit button.
"Darius King," Ren said into the static.
There was a pause. Then, a smooth voice answered. "Who is this?"
"This is the debt collector," Ren said. "You sent a payment. I'm rejecting it."
Ren crushed the device in his armored hand.
He looked down at Kain's body. He felt no remorse. The human part of him that used to cry over goblin corpses was silent.
He turned and walked away, back into the rain.
He had a sister to protect. And a war to win.