TvN drama series “Psychopath Diary” starring Yoon Si-Yoon, Jung In-Sun and Park Sung-Hoon. Caption on the poster states in Korean “The world began to be afraid of a pushover.” Meanwhile, below are the first still images of Yoon Si-Yoon as Yook Dong-Sik, Jung In-Sun as Sim Bo-Kyung and Park Sung-Hoon as Seo In-Woo.




 
“Psychopath Diary” is now set to first air November 20, 2019 in South Korea.