Police officer Song Zian, who was highly expected to be a top student in psychology, made a mistake in hunting down the special criminal Mr. K. During the period of suspension, he was accidentally transferred to the special case investigation team.
Met the man who influenced his life
Solve each mysterious case with the help of five colleagues with different personalities.
While getting to know the criminal, he was deeply involved in it. The confrontation with Mr. K was also approaching.