Han Seung Min is a popular professor at the police academy who suddenly became a star of the world of criminal psychology with a thesis that he wrote at the age of 20. However, after an unexpected confession of murder, he ends up in prison. Han Seung Min is a mysterious figure who begins a psychological game with Yoo Hee, his detective partner, lover and student, in order to gradually solve the crime. In the process, the main suspect gives 10 interviews.
