An anonymous work order at three in the morning drags Lin Mo into the beta version of The Haunted House at No. 13. Peeling wallpaper reveals a login screen, and the motion-sensor lights flash warnings in Morse code. The cleaner's mop is tangled in binary code, and the elevator display “-18F” becomes a recursive algorithm for a woman in red in his AR glasses. This isn't an ordinary ghost story; it's a cyber maze built from rules.
He tears up the Survival Manual and pulls out the Exploit White Paper hidden in its lining. When players are trapped by the rule “Never Look in the Mirror at Midnight,” he uses lipstick to write overflow code on the glass and freeze the female ghost. Behind the wall he chops open with a fire axe lies a data space packed with servers, where data ghosts are gnawing at the protocols beneath the rules. The error message “0x0001” in his pupils matches the parameters in the thesis written by his AI father, who disappeared seven years ago. And the password for the “GM” account that flashes on the surveillance feed is the same as the robot design he drew as a child.
As the seventh-cycle alarm sounds, Lin Mo types in a command, and familiar keystrokes ring out behind him. An “administrator” in a lab coat syncs the code on an identical phone. The wallpaper shows a photo taken at a children's playground. The downpour suddenly turns into a stream of data, and a System announcement appears: [Developer gene match detected. Welcome home.]