Dafei is an AI engineer, and working overtime is just part of his life. One day, a news story sends the office into an uproar. Hoping for a fresh start, his colleagues eagerly sign up for brain-computer modification. But the rat race goes on as usual, driving people to the point where all they want to do is sleep, and even AI closes its eyes. Everyone wants to escape, yet in the end they are all dragged back in. Why is that?