Home / System / System Zero: The Last Administrator / Chapter 4: The First Upgrade
Chapter 4: The First Upgrade
Author: Leo Finn
last update2026-04-22 21:15:43

The basement was a tomb of silence, punctuated only by the wet coughs of the dying and the hum of the failing ventilation system. Ethan watched from the shadows as Leo’s father, the man who had been at death’s door just an hour ago, sat up. The rattle in his chest was gone. The gray pallor of his skin had been replaced by a faint, healthy flush.

[Notice: Logic Edit Successful]

[Hidden Variable Triggered: Gratitude]

[Absorbing Positive Feedback Data...]

[Authority Level: 0.028%]

Ethan noted the change. It wasn't just misery he could consume; it was any strong emotional data. But misery was easier to find in a world that had been set on fire.

"He’s... he’s breathing," Leo whispered, looking back at Ethan with wide, terrified eyes. "How did you do that? Are you a Paladin? A High-Tier Healer?"

"I’m an office clerk," Ethan said, his voice flat. "And if you value your father’s life, you won't tell anyone I gave you that bar."

Leo nodded vigorously, tucking his father's blanket closer. He didn't understand, but he knew enough to be afraid. In this new world, an F-Class displaying power wasn't a hero—he was a research subject for the higher tiers.

Ethan turned his attention back to his own status. He needed more authority. The "Delete" command was currently too expensive for anything larger than a stray monster or a minor bug. He needed to be able to rewrite the environment itself.

He stood up and began to walk through the basement, weaving through the rows of refugees. To the naked eye, he was just another shell-shocked survivor. Through his violet lens, he was walking through a forest of failing code.

He stopped in front of the main electrical box for the basement. It was sparking, leaking a thin trail of black smoke.

[Object: Industrial Fuse Box]

[Condition: Critical Failure (98%)]

[Logic: If Power=Off, Then Temperature=Freezing]

Ethan looked at the people shivering nearby. If the power went out, the sleet outside would turn the basement into a refrigerator by morning. Half of these people wouldn't wake up.

He placed his hand on the warm metal of the box.

[Accessing Hardware Layer...]

[Warning: Insufficient Authority for 'Full Repair']

[Alternative Detected: Logic Loop]

"Let's try a workaround," Ethan murmured.

He found the line of code that governed the "Fuse Break" state. Instead of fixing the fuse, he highlighted the trigger condition.

[Logic Edit: If Fuse=Broken, Then State=Active]

It was a paradox. A logical impossibility. The system flickered, the violet pixels around his hand buzzing angrily as they fought against the base reality of the world. For a moment, the lights in the basement flared a blinding white.

[Authority Used: 0.005%]

[Authority Level: 0.023%]

[Error Overridden. Paradox Accepted.]

The sparks died down. The hum of the generator steadied, turning into a low, rhythmic thrum. The air vents began to push out a steady stream of lukewarm air.

"The heat is back on!" someone cried out from the darkness.

Ethan pulled his hand away, his fingers trembling. His "Authority" was his mana, but it was also his life force. Using it felt like pulling a string from the center of his own chest.

[Authority Level: 0.023%]

[Warning: Authority reaching 'Low' threshold. Administrator vulnerability increased.]

He needed a bigger source. The passive absorption of refugees was too slow. He needed to find a "Glitch"—a concentrated pocket of corrupted data that the main System couldn't handle.

He headed toward the stairs.

"Where are you going?" Leo called out, his voice small.

"To find a better way out of here," Ethan said without looking back.

He climbed the stairs to the main gym floor. The atmosphere here was different. It was louder, more chaotic. A group of men in leather armor—D-Class "Scavengers"—were standing in the center of the gym, dumping a bag of looted canned goods onto a table.

"Listen up!" one of them shouted. He had a scarred face and a dull shortsword strapped to his hip. "The perimeter is holding, but the Shadow Stalkers are gathering in the South Plaza. If you want to eat, you pay. Mana stones, jewelry, or labor. No free rides."

Ethan walked past them, his "Source Code View" scanning the room. He wasn't looking for food. He was looking for the "Static."

He found it in the far corner of the gym, near the emergency exit. A patch of the wall was flickering. To everyone else, it probably looked like a trick of the light or a dusty shadow. But to Ethan, it was a gaping wound in the world.

[Detected: Localized Reality Glitch (Grade D)]

[Type: Spatial Loop]

[Analysis: The Main System has failed to render this sector correctly. Data is leaking.]

This was what he needed. A Glitch was a concentrated pile of unassigned data. If he could "Optimize" it, he could leapfrog his Authority level.

As he approached the flickering wall, a hand slammed against the concrete next to his head.

"Where do you think you're going, F-Class?"

Ethan stopped. It was the man with the scarred face—the leader of the Scavengers. He was flanked by two others, their eyes scanning Ethan with predatory boredom.

"Outside," Ethan said.

The man laughed, a harsh, grating sound. "Outside? You’ll be a snack for a Grade-E before you hit the sidewalk. You stay here and help move the crates. We need able-bodied men to build the barricades."

"I have other things to do," Ethan said, his voice dropping an octave.

The Scavenger narrowed his eyes. He reached out to grab Ethan’s collar. "You think because you got a clean shirt you’re special? In here, I’m the—"

The man’s hand froze inches from Ethan’s throat.

Ethan wasn't looking at the man's face. He was looking at the man's stats.

[Entity: Silas | Class: D-Scavenger | Level: 12]

[Equipped: Iron Shortsword (Common)]

[Logic: If Target=F-Class, Then Intimidate]

Ethan reached out and touched the hilt of Silas’s sword.

"What are you—"

[Logic Edit: Durability=0]

A faint violet spark jumped from Ethan’s fingertip to the blade. To the onlookers, nothing happened. But Silas felt it. The sword at his hip suddenly felt... light.

"Get lost," Silas growled, shoving Ethan toward the crates.

Ethan didn't move. "Try your sword first."

Silas snarled, drawing the blade to strike Ethan with the flat of it—a lesson in humility. But as the sword left the scabbard, it didn't ring with the sound of steel. It groaned.

As soon as the air hit the blade, the metal disintegrated. It didn't break; it turned into a fine, rust-colored powder that drifted to the gym floor in a pathetic heap. Silas was left holding nothing but a leather-wrapped hilt.

The gym went silent.

"My... my sword..." Silas stammered, staring at the empty hilt. "That cost me three mana stones!"

Ethan leaned in close, his eyes glowing with a faint, dangerous violet light that Silas was too terrified to name.

"The world is breaking, Silas," Ethan whispered. "Don't get in the way of the man who knows how to fix it."

Ethan turned and walked straight into the flickering wall.

The Scavengers gasped as the "F-Class" clerk didn't hit the concrete. Instead, his body seemed to pixelate, his form stretching and distorting until he vanished into the gray stone.

Ethan stepped through the glitch, and the world screamed.

[Entering: Corrupted Sector]

[Authority Level: 0.021%]

[Status: Administrator Mode Engaged]

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