[Machine Translation] Hwang Jung-min plays veteran detective Seo Do-cheol, who fights crime day and night with no time to care about his family, and Jung Hye-in plays rookie detective Park Son-woo, who is full of a sense of justice. The cast also includes Ahn Bo-hyun, Oh Dal-su Jang Yoon-joo, Oh Dae-hwan, and Kim Si-hoo, all well-known members of the Violent Crime Investigation Unit. Directed by Ryu Seung-wan, one of Korea's leading hit makers of "Smuggling 1970". The story follows veteran detective Seo Do-cheol and the detectives of the Violent Crime Investigation Unit. A series of murders of bad guys who were never brought to justice by the law. Public opinion, outraged by the absurd justice system, began to praise the criminals as heroes of justice, calling them "Haechi," a legendary creature that judges between good and evil. Joined by rookie detective Park Seong-woo, who is fascinated by Do-chul, the case seems to be close to being solved...