I've Set Up the System

Victory Evil Calendar, Year 35, July.

Shelter No. 364, Room 304.

Fan Bei sat before a pale gray desk in his study, his upright, fair face taut with nervousness and anticipation. His brows arched like swords, and his slightly reddened eyes focused intently on the space directly ahead.

Before him on the desk rested a blue-black radio, polished clean but still bearing inevitable traces of rust. Yet his gaze did not settle on the radio itself, but rather above it—where a phantom white book hovered, emanating a faint, ghostly glow, as if it were a holographic projection.

The study was entirely silver-white; the door tightly shut, no windows, no lights—darkness enveloped the room. The pale radiance from the book seemed to reach only his eyes, leaving the rest untouched by its light.

He had discovered this spectral book just ten minutes prior, upon entering the study to once again try to receive signals from the outside world with the radio. Immediately, he abandoned his plan, secured the door, and began to study the apparition in earnest.

A voracious reader of web novels, he recognized this as the benefit of his transmigration—the reward he had awaited for so long, finally appearing.

Though the boon arrived fifteen years late, he felt grateful nonetheless. At least he would not continue to struggle alone in this bleak and desolate world.

Thirty-five years ago, the first Evil Tide inexplicably erupted on Earth. After initial discoveries on how to resist it, numerous shelters were constructed worldwide.

The Evil Tide was a ca