The Roundup: Punishment

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.

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.

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

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.

The secret society of contract killers falls into chaos, unleashing a new breed of assassins. With old rules in ruins, who dares claim the shadows?

The veteran detective Seo Do-cheol and his team at Major Crimes, relentless in their pursuit of criminals, join forces with rookie cop Park Sun-woo to track down a serial killer who has plunged the nation into turmoil.

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.

It seems that masked men are knocking over the floating crap games of Chalky and Pete. Chalky and Pete hire the cool, loose, elegant Mr. T to fix things. Then, the masked manipulators set up the death of a collector for a rival gang lord. It looks like it's up to T to hold a gang war from breaking out, keep the police off his back, and earn his fee from Chalky and Pete.

On his first day on the job as a narcotics officer, a rookie cop works with a rogue detective who isn't what he appears.