In both the real 2005 case and the 2019 film, the police are incompetent. They cannot catch the killer because they are trapped by their own bureaucracy—they look for motives, patterns, and connections. A random serial killer who attacks strangers is their nightmare.
Humiliated and enraged that someone dared to touch the king of the underworld, Jang vows to find the killer himself—because involving the police would make him look weak. Enter Jung Tae-seok (Kim Moo-yul), a hot-headed detective who hates gangsters almost as much as criminals. The two form a "frenemy" pact: Whoever catches the killer first gets to decide his punishment—execution (gangster style) or prison (cop style). is the gangster the cop the devil based on true story
But after watching the film’s relentless violence and its central premise—a gangster and a cop forced to team up to catch a serial killer—viewers are left with a burning question: In both the real 2005 case and the
purchased the remake rights to the film in 2019. The planned Hollywood remake, titled The Gangster, The Cop, The Devil , is set to star Ma Dong-seok reprising his role (unusual for a remake) alongside possibly Bruce Willis or another major American star. Humiliated and enraged that someone dared to touch