Zhao Chen received a strange letter on a scary night after leaving his job, and was involved in a crisis involving urban hauntings and unsolved cases. He teamed up with psychiatrist Lin Wen, criminal policeman Meng Chuan, and hacker Ina to investigate, but found that everyone was avoiding their inner fears. The rich man Gao controls a city-wide horror game, forcing everyone to face the truth through various cruel and absurd methods. The constant twists and turns and humorous self-deprecation reveal the game between man and evil: Who can walk out of the fog with a smile in the dark night, and who will become the next pawn in the terrifying game? The three volumes of stories are connected in series, progressing layer by layer, with laughter and horror coexisting. Everything will come to an end when the final truth is revealed.