A determined detective continues his search for the truth behind Asia's largest drug organization and its elusive boss he has unfinished business with.

Hae-woong an assembly member candidate, is taken out of the running because he became a thorn in the side of a local bigwig, Soon-tae. Hounded by loan sharks, due to defaulting a campaign loan, he decides to get his hands dirty.

Min-jae who is a policeman from generation to generation has been ordered to investigate Kang-yoon secretly, who is the ace team leader of investigation team. Min-jae is appointed as the member of Kang-yoon’s team. Min-jae has belief of “If the police do something illegal even it has been occurred during the process of investigation, he is also a criminal.” But while Min-jae investigates Kang-yoon, he begins to resemble Kang-yoon who has belief of “The chase of crime should be justified even it’s illegal.” Will Min-jae be able to clear his private mission and arrest Kang-yoon that he trusts and admires?

?Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.

A dogged detective in pursuit of a faceless drug kingpin gets a much-needed break when a survivor from a mysterious factory explosion decides to help.

Ma Seok-do works as a detective squad chief. His team struggles to bust a criminal ring who originally came from Yanbian, China and led by Jang Chen.

1930s Korea, in the period of Japanese occupation, a young woman is hired as a handmaiden to a Japanese heiress who lives a secluded life on a large countryside estate with her domineering uncle. But, the maid has a secret: she is a pickpocket recruited by a swindler posing as a Japanese count to help him seduce the heiress to elope with him, rob her of her fortune, and lock her up in a madhouse. The plan seems to proceed according to plan until the women discover some unexpected emotions.

A resistance group in Japanese-occupied Korea breaks a sniper out of prison to carry out an assassination, unaware that a traitor lurks among them.

Set in the 19th century, when lowly butcher Dol Moo-Chi refuses to carry out an assignment, his failure causes tragedy to unfold upon his family and himself. As Dol Moo-Chi is about to be executed, a group of righteous thieves known as Kundo arrive.

After trying to cover up a car accident that left a man dead, a crooked homicide detective is stalked by a mysterious man claiming to have witnessed the event.