Season 1
12 episodes
69 min. per episode
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A top profiler battles personal demons while unraveling a chilling mystery, risking everything to confront a dark past.
Episodes
Young-su is tired of an investigation with no progress, and creates a criminal behaviour analysis team by persuading detective Ha-yeong, who sees through the minds of others.
Ha-young faces dangerous criminals and struggles to see through them. He digs into the thoughts and intentions of those who commit evil crimes and follows in the footsteps of what made them fall into the abyss of evil.
A part of a victim's body is found in an alley, and a report of the disappearance of a five-year-old girl, Lee Soo-young, is received.
The Behavioural Analysis Team and Special Crime Squad join forces to search for the body of a missing girl.
Ha-young and Young-su have an interview with Jo Hyeon-gil. Soon, the two try to look inside his head, but are confused by the unbearable aura of evil.
A crime thriller drama based on a web novel of the same name that contains the field experience of Kwon Il Yong, Korea's No. 1 profiler.