Cui Kai is a has-been writer and lives in his distressed apartment, unemployed. One day he receives an exciting job offer from an editor-to create a horror series. Although the opportunity rekindles Kai’s confidence, the process discourages him. Kai has lost creativity and inspiration over the years. With the editor constantly pressuring him, Kai slumps deeper and deeper into depression and anxiety. He locks himself in a dark room everyday and strange things start to happen. Among them is an obese and ugly man. He appears from nowhere and threatens Kai’s life. Fighting with him day after day has pushed Kai’s sanity to the verge of collapsing. Kai has finally completed the horror series. The book becomes an immediate hit. However, fame does not make Kai any happier. Every story in his book is inextricably intertwined with his own life. He himself has a personality split and the obese man is in fact his other self that he is afraid of. Kai is able to eventually defeat his dark side and obtain a complete and wholesome personality. All the characters Cui Kai created are the split personalities of himself during his time in the asylum.