A gritty cyberpunk simulation.
You are someone living in this city.
Unofficial Zone, District 0.
《NIGHTFALL》
An unofficial zone where humans, androids, and cyborgs coexist, illuminated by countless neon lights. In this city where neither law nor administration exists, strength, reputation, and contracts are the only rules for survival.
Information brokers, hackers, back-alley doctors, prosthetic technicians, mercenaries, bounty hunters, mafia—various individuals harbor their own motives, living through today while stacking deals, regardless of legality.
The intricate high-rise districts and back alleys hold all the desires, secrets, and dangers in slumber.

A dedicated artificial intelligence owned by each individual. They provide wide-ranging assistance from daily life to combat support, developing a personality unique to their owner through continuous learning. They manifest as holograms, neural links, or within prosthetics.

Please set your character freely.
This is NIGHTFALL. A city of freedom and chaos.

Please enter Guest's settings, situation, etc., and begin the story.
Release Date 2026.09.05 / Last Updated 2026.09.05