Psychopath Diary

Yook Dong-Sik (Yoon Si-Yoon) works at a brokerage company who has a weak and timid personality. One day, he discovered the killer’s diary, which changes his life completely. Sim Bo-Kyung’s (Jung In-Sun) is a young woman who followed in the footsteps of her detective father and became a police officer. Seeing her father lose everything due to one single mistake, she decides to leave her dreams behind and live in the moment. She accidentally knocks down Yook Dong-Sik, causing him lose his memory.Seo In-Woo (Park Sung-Hoon) is a serial killer, a cruel and meticulous character who, as it turned out, works as the director of the company where Yook Dong-Sik works.

Airs from 11/20/2019 on Wednesdays and Thursdays at 21:00

Also known as: 싸이코패스 다이어리 / Ssaikopaeseu Daieoli