Major crimes unit detective Seong-jin arrests Tae-sung for petty crimes, but shocked to find out that he is the notorious serial killer. However, Seong-jin becomes doubtful of his identity as the serial murder case is investigated.
Kang Seong-jin
Choi Gyu-nam
Song Jeong-sook
Kim Tae-sung
Park Dong-gyu
Park Sun-hee
General manager Lee
Ji-sook
Reporter
Jae Jin
Group leader Yang
Young prosecutor
General Manager Ma
Mr. No
Detective Kim
Sin Yong-soo
Assemblyman Kim
Kim Dae-sik
Gisaeng at Korean restaurant
NSP agent
Director Kang
Agent Kim
Choi Mi-ja
Lee Yo-won
Torture expert
Press bureau director
Pug dog's gang
Newspaper reporter
Lawmaker Jung
Free Daily reporter
Professor Park
Police chief
Michael
Agent
Reporter
Nurse
Free Daily Reporter
Torture tech
Cafe woman
Detective Kang
Prison officer
Gisaeng
Student
Montage man
Doctor
Agency for National Security Planning Agent Kim
Min-guk's son
