Nameless Gangster (2012)

A sadistic serial rapist and murderer of young women terrorizes a small province in 1980s South Korea. To prevent further crimes, three increasingly desperate detectives with conflicting methods race against time to unravel the violent mind of the killer in a futile effort to solve the case.

Detective Ma Seok-do changes his affiliation from the Geumcheon Police Station to the Metropolitan Investigation Team, in order to eradicate Japanese gangsters who enter Korea to commit heinous crimes.

Despite their different family backgrounds, four friends grew up together in the wearisome years of the 70s. But as time goes by, each of them takes a different life path.

The 'Beast Cop' Ma Seok-do heads to a foreign country to extradite a suspect, but soon after his arrival, he discovers additional murder cases and hears about a vicious killer who has been committing crimes against tourists for several years.

A serial killer is caught for his seventh murder. A cop tries to solve the first six cases with the killer's help, but starts to suspect that he has ulterior motives. Based on a true story.

An undercover cop has his loyalties tested when the boss of the corporate gang he's spent years infiltrating dies.

After barely surviving a brutal attack by a sadistic serial killer, crime boss Jang Dong-su is left humiliated. Determined to catch the killer known as K, he forms an uneasy alliance with Jung Tae-seok, a relentless and incorruptible detective who often disrupts his illegal business. However, while Jang Dong-su wants K dead, Jung Tae-suk is determined to bring him to justice. With a deal in place—whoever finds K first will decide his fate—the hunt begins, blurring the lines between crime and law.

Detective Woo is on the trail of the mysterious gangster Sungmin, a master of disguise who always manages to elude his pursuers. Eventually, the cop tracks down and confronts the master-criminal in the suburbs of a coal-mining town.

Dae-gil has been skilled with his hands and has shown a strong desire for winning ever since he was a child. He will succeed his uncle and jump into the world of Tazza, risking his life in competition.

A crystal meth dealer with a tragic past is forced to team up with a renegade cop to take down a powerful crime lord.