"Psychopath Diary's" story revolves around a man called Yook Dong Shik, who witnesses a murder and found the killer's diary. He was accidentally hit by a car when he was fleeing the scene. He lost his memory from the accident and thought he is the psychopathic serial killer. Yook Dong Shik is played by Yoon Shi Yoon.
The new images showed Yook Dong Shik who has no problem managing his gangster neighbor, Jang Chil Sung (played by Heo Sung Tae). Jang Chil Sung looks like a bad guy but he is scared of Yook Dong Shik. The two characters meet coincidentally at the elevator. Jang Chil Sung can't move because he is nervous with Yook Dong Shik beside him. The viewers smiled at this funny scene where a gangster is scared of a nice guy. Viewers are curious to know the reason why Jang Chil Sung fears Yook Dong Shik.
The drama producer said that Heo Sung Tae will give the viewers more reasons to laugh due to his fear Yoon Shi Yoon. The production staff also finds the wimpy side of Heo Sung Tae hilarious. They encourage viewers to look forward to his adorable charm.
Jung In Sun plays the role of a neighborhood policewoman named Shim Bo Kyung. She is trying to get her life together and make her dream come true at the same time. Kim Myung Soo plays the role of Shim Bo Kyung's father. He is a well-known detective who handled violent crimes until he injured his head in a case.
A set of photos showed the famous phrase "like father, like daughter". They look focused on the case investigation and having the same facial expressions. Shim Bo Kyung is wearing her police uniform while Shim Seok Goo has a fedora and trench coat. Their matching outfits gained attention from viewers. They are ready to catch bad guys and solve cases.
The drama producer said that Kim Myung Soo dualistic acting as a detective and a father will deliver more fun moments. He will make the viewers laugh by his peculiar entrance whenever Jung In Sun is investigating the serial murder scene. He is not only a father but also his daughter's reliable partner. He said viewers should anticipate the great chemistry of the father and daughter which will make the drama more enjoyable.
"Psychopath Diary's" first episode will premiere on the 20th at 9:30 PM KST.