Criminal Libido

*Please note that the spin-off of Criminal Libido is Criminal Id, so please refer to it for your use. Lee Gi-yoon, a man who lost his ability to smile due to an accident in the military three years ago. Gi-yoon, who later became a police officer, secretly investigates a murder case with five victims, including his own brother, known as the "Clown on a Rainy Day" case. However, Gi-yoon finds it overwhelming to investigate the "Clown on a Rainy Day" case alone. Oh Jong-hoon, a colleague and friend who suggested Gi-yoon join the police force, invites Gi-yoon to a private gathering called the "Friday Go-Stop Meeting" held by Professor Lim Seok-hoon, who served as an advisor to the team investi...