What novel is the story of mysterious sss paranoia?

Science fiction. Sss paranoia in Mystery Story is a science fiction novel, which tells the story that Jiang Xiao, a mental patient, was selected to participate in Mystery Story in a nine-star mental hospital. In the novel, Jiang Xiao constantly participates in mysterious stories to improve the fate of himself and the country. During this period, he has experienced many strange events and challenges.