"Bark all you want. Nobody can knock me down."
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.
Son Hyun-joo
Kang Seong-jin
Jang Hyuk
Choi Gyu-nam
Ra Mi-ran
Song Jeong-sook
Jo Dal-hwan
Kim Tae-sung
Ji Seung-hyun
Park Dong-gyu
Oh Yeon-ah
Park Sun-hee
Park Ji-il
General manager Lee
Choi Youn-so
Ji-sook
Jong Ho
Reporter
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.
In 1782, King Jeong-jo of Joseon asks detective K to investigate a series of murders related to a case of corruption within the government.
The story takes place in occupied Korea at the start of the 20th century, where a young student in medicine discovers the murdered body of the son of a government official. Being scared of being accused, he decides to hire Hong Jin-ho (a detective) to help him find the murderer before the police accuse him of the murder.
On March 26, 1991, five boys set off to the mountain to go frog hunting and never come back to their family. While a documentary producer, detective and professor try to solve the mystery of the incident, one of the boys' parents is a suspect.
Two teenagers joining the same class in a high school die on the same day. The one to be top of the class is killed by a big knife on the street, the other - the second best of the class indeed - seems to be jumped from the top of the school building. Everybody believes that he first killed his classmate and than himself. But when the police finds small pill boxes into the stomachs of both kids confessing their murder two South Korean cops are torn into a new case of murder series. While they try to hunt down the serial killer, more pupils are getting killed...
Kang Tae-sik is a private detective who would do anything for money. One day, he gets framed for a murder by a ruthless boss of the criminal underworld and a mysterious caller watches and controls his every move. He must use a wide array of techno-gadgetry at his disposal to clear himself and exact revenge within 24 hours given to him.
A young Korean man surpasses his difficult childhood by becoming a powerful prosecutor, but soon learns that real power comes at a price.
After Gyeong-bae's son is kidnapped, he receives a call from the kidnapper asking for 100 million won. The detectives are teamed up for the case, yet the culprit gets away at every opportunity.
A detective and a fortune teller join forces to find a kidnapped child whom no one expects to be alive. Based on a true story.