In the near future, human science and technology will stagnate, accompanied by the decline of the global economy and civilization. The use of technology by mankind, the redemption method that was once highly anticipated, and the only way to realize human evolution using potential, has now become a costly criminal tool. The 18-year-old Shen Daiyu is the earliest experimental sample to be transformed and become a "user". He has the special ability to project fantasy into others' brains. At this time, Xun was in the post of Investigation Bureau, while investigating and hunting down illegal users, while correcting the mistakes that his family had made in the first place.