Zhou Yi goes to work as usual, only to discover that his company has suddenly become a living nightmare realm. When a coworker arrives late, they die instantly, and everyone must abide by a bizarre "Employee Code of Conduct." Zhou Yi survives by uncovering loopholes in the rules, escaping deadly traps like the elevator abyss, the endless break room loop, and the HR ghost. He becomes the only living person legally allowed to resign. But after returning home, his familiar life begins to twist. The supermarket, his parents’ house, and even the train all transform into new nightmare realms. Zhou Yi continues to decipher their deadly rules and fight for survival, only to realize that every escape leads him into the next nightmare. When he finally boards a train leaving the city, he discovers all the strange entities on the platform waving to him simultaneously—the nightmare is finally over, yet it feels like it's just beginning...
