Bulldog pulled the trigger with a guttural roar. The kinetic shotgun barked, spitting a cloud of tungsten buckshot directly at the eight-year-old boy’s chest.

  The projectiles never reached their mark.

  The concrete floor in front of Kai erupted with a deafening crack, thrusting upward in a glossy black wave of Substrate. The lead slugs buried themselves in the pulsating wall like stones in thick tar. For a fraction of a second, silvery ripples of melting metal shivered across the black surface before the wall hissed, swallowing the kinetic energy of the impact whole.

  And then, the Garden began weeding.

  From the ceiling, the bulkheads, and even from beneath the plastic tables, dozens of glistening tendrils lashed out simultaneously. The bar transformed into an automated slaughterhouse. The Substrate moved with terrifying, surgical precision: it targeted only those gripping weapons.

  A tall bandit wielding a laser cutter barely had time to raise his arm before a black whip coiled around his wrist and ripped the joint from its socket with a wet crunch. His scream was cut short as a second tendril punched through his ribcage, skewering his lungs.

  Two others tried to bolt for the exit, firing wildly as they ran, but their bullets did nothing but kick up sparks against the concrete. In a heartbeat, the metal doors fused into a monolithic slab. The Substrate overtook the fugitives at the threshold, dragging them into the bulkheads so violently that only their empty boots remained on the floor.

  The air grew heavy with the metallic tang of blood and the dry heat of gunpowder. Men weren't merely dying—they were being processed, recycled into low-voltage batteries and raw building material for the City’s nerve endings.

  Forty seconds later, the bar was silent, save for Kai and Bulldog.

  The massive gang leader hung three feet above the floor. A thick black tentacle was coiled around his throat, methodically crushing his trachea. His shotgun lay in a pool of biological fluids that was already being sucked into the porous, restructured concrete. Bulldog wheezed, his one functional eye bulging in terror; his heavy legs kicked convulsively in mid-air, fumbling for a purchase that wasn't there.

  Kai calmly stepped over the wreckage of a plastic chair. He dragged a metal ammunition crate toward the suspended leader and climbed onto it so their faces were level. Slowly, almost with a sense of revulsion, the boy wiped a stray drop of blood from his cheek.

  "You’re too big and too loud to simply disappear," Kai said quietly. The child’s emotionless voice paralyzed Bulldog more than the Abyss’s grip. "If I kill you now, the Consortium Enforcers will descend on this sector. Purges will follow. I don't need noise. I need control."

  "Keep him alive. He will be useful stock later," Avelo’s voice whispered in his mind.

  The pressure around Bulldog’s neck eased just enough to let the scavenger suck in a ragged, copper-tasting breath.

  "Listen closely," Kai said, staring directly into the man’s dilated pupil. "You will remain the boss of the Rusties. Your people will believe you personally handled the traitors in your ranks. But from this second on, you are just a storefront. A loud, terrifying scarecrow for outsiders. You will buy what I tell you to buy. And you will hand over whoever I point at."

  Bulldog, coughing and spraying spit, croaked with pure hatred: "You... you little mutant freak... What if I... wring your scrawny neck... while you’re sleeping?"

  Kai smiled. In the dim light, his eyes flared with purple neon, reflecting the pulse of the walls. "I don’t sleep anymore."

  Four years had passed.

  Twelve-year-old Kai sat in a deep, weathered leather chair in the VIP room of the former bar, which had been rebuilt into an impenetrable fortress. The dead marauder’s leather jacket, which once dragged across the floor, now fit his teenage shoulders almost perfectly.

  The Lower Sector had become unrecognizable over those years. The Rusties had absorbed, intimidated, or physically integrated every competitor into the walls, becoming a monolithic, brutal syndicate. They controlled the flow of contraband, the distribution of clean water, and the illegal trade of stims.

  Officially, the king of the depths was the ruthless Bulldog. But those who were clever enough noticed a recurring anomaly: the scarred giant would begin to stutter and sweat every time his silent, pale "ward" appeared nearby like a shadow.

  The tale has been taken without authorization; if you see it on Amazon, report the incident.

  Kai pulled the strings. His VIP room had no windows, and the walls had been stripped of their plastic panels. The bare concrete was covered in a dense, throbbing network of black veins.

  For Kai, these four years had been a period of total fusion. He had learned not just to hear his brother’s voice, but to filter the informational noise of the Substrate itself. By pressing his palms against the black growths, he could submerge his consciousness into the City’s very circulatory system.

  One day, while watching the walls slowly claim another thieving narco-dealer, Kai asked a question that had long nagged at his mathematical mind.

  Avi, he thought, looking at the body twitching in the concrete. If the Abyss is this powerful... if it can take anyone in the Lower Sector... why does the Consortium keep dropping children from the Culling to you? Why did you let the Enforcers take you at all, if you could have just consumed them on the spot?

  The Substrate’s answer did not come immediately. It carried a tone of icy, inhuman pragmatism. "This trash," Avelo indicated the man in the wall with a rhythmic pulse, "is just dirty energy. Low-voltage batteries. Their brains are scorched by fear and chemicals. They are only fit to serve as cement for my roots."

  The voice in Kai’s head deepened, resonating in his very marrow. "But a child’s mind... especially the mind of twins, Kai... is a pure quantum crystal. Absolute neuroplasticity. The Culling isn't just food. It is an upgrade to my processing power. The Consortium elite knows this. They surrender pure minds to me so that I do not go mad from the filth of these slums and collapse their towers into the dark. They pay me a subscription fee for gravity."

  That revelation changed Kai forever. He realized the City was not a place for living. It was a massive, perfectly balanced machine for processing human resources. And he decided that one day, he would be the one to engineer that machine.

  Kai became the perfect strategist. He fed Bulldog information of impossible accuracy, allowing the syndicate to strike exactly where the enemy was weakest. In exchange, Kai ensured the Substrate received a steady diet of "dirty batteries."

  But power corrupts, and primal, animal fear drives men to suicidal desperation.

  Bulldog hated being a slave to an eldritch horror. Secretly, over years of building chains through disposable couriers, he reached out to agents of the Consortium’s Internal Security. The people from the Upper Tiers didn't believe the fairy tales about "living walls eating people"—to them, it was just slum folklore. But they needed a loyal, obedient hound on a leash.

  They gave Bulldog what he asked for: portable suppression technology, stripped from military stockpiles.

  The door to the VIP room groaned open. Bulldog stepped inside, carefully avoiding eye contact with the black veins on the walls. "We have a problem at the old industrial refrigeration plant," the brute rumbled, nervously fiddling with the edge of his coat. "Upper Tier people squeezed our batch of synthetics. They're waiting inside, on the lower level. They want a private sit-down. No guards. Just you and me."

  Kai slowly opened his eyes. The violet glow in his pupils pulsed. He listened to the whispers in the pipes, casting his consciousness through miles of concrete toward the old factory.

  "I don't feel an army around the plant, brother," Avelo’s voice echoed. "The perimeter is clear. No ambush outside. Но... I cannot look inside the building itself. It is old steel and dead polymer; my roots are not there. I am blind within those walls."

  The twelve-year-old ruler of the Lower Sector let out a contemptuous sneer. Power had made him arrogant. "If they have no army outside, then it is just a handful of negotiators," the teenager said confidently. "My link to you will be enough. Let’s go. Let’s see what they have to offer."

  The trek to the old plant took thirty minutes. It was a gargantuan freezer suspended by massive steel cables, designed a century ago. Its interior was lined with thick steel plates to maintain absolute zero. The factory had been dead for years, but its structure remained a monolithic cage.

  As Kai and Bulldog crossed the threshold, the massive pressure door hissed shut behind them, locking with a hydraulic roar.

  Inside, the cold was bone-deep. And there were no couriers. Only an empty, frost-covered hall.

  Kai frowned, instinctively reaching out to the walls with his mind, but the concrete behind the steel plating was silent. However, the thin mental thread to Avelo still pulsed weakly in his head.

  Bulldog suddenly backed away two steps, stopping by an inconspicuous control panel, and slammed his fist onto a hidden toggle.

  Hidden generators of directed electromagnetic and biological suppression wailed to life in the high ceiling with a nauseating hum.

  Kai felt something inside him snap with a violent crack.

  It was like a physical sledgehammer blow to the back of his skull. The boy staggered, clutching his head. Nausea surged in his throat. The delicate mental filament connecting him to the Abyss was severed.

  The omniscience he had grown accustomed to over four years vanished. He was plunged into blindness and deafness. He could no longer feel the City’s vibrations. He could no longer hear the whispers. He was alone in a steel box.

  "Avelo?" Kai called out, his voice trembling.

  Silence. For the first time in four years, there was absolute, ringing, dead silence in his head. The shielding had cut him off entirely.

  Bulldog’s face twisted into a predatory, genuine smile. The fear had vanished, replaced by a hatred that had been festering for years. The leader slowly drew a heavy .10 caliber army pistol from beneath his coat and cocked the hammer with relish.

  "A steel capsule and military-grade biofield jammers," the brute said with sadistic pleasure, leveling the barrel at the teenager’s chest. "The Consortium knows how to build things that silence even underground monsters. Did you really think, you little bastard, that I’d lick your boots forever? That I’d keep giving my boys to your walls?"

  Kai breathed heavily, trying to steady his shaking hands. Without the Substrate’s backing, he was just a thin twelve-year-old boy again.

  "Without your pet monster, you’re just meat, Kai," Bulldog said, his thick finger tightening on the trigger. "Say hello to your brother."

  The deafening roar of a gunshot tore through the frozen silence of the vault.