Byung-du is a mid-level gangster struggling to support his terminally ill mother and younger siblings. Overburdened with debt and feeling overlooked within his gang, he seizes an opportunity to prove himself by volunteering to carry out a hit on a prosecutor who is causing problems for his boss, President Hwang. Successfully completing the job, Byung-du rises in the ranks, earning respect and more responsibilities within the criminal organization. Alongside his gangster activities, Byung-du reconnects with his old friend Min-ho, an aspiring filmmaker who is seeking inspiration for his next project. Interested in Byung-du's life, Min-ho proposes to make a film based on his experiences, which rekindles past friendships and brings back memories of their youth.

As Byung-du becomes more entrenched in the violent world of organized crime, he starts distancing himself from his family and former friends, including his love interest, Hyun-joo. The increased responsibilities and the escalating dangers of his criminal actions put a strain on his relationships and peace of mind. Meanwhile, Min-ho’s film project progresses, exposing Byung-du’s illicit activities and putting them both at risk. The clash between Byung-du’s loyalty to the gang and his yearning for a better life reaches a breaking point, leading to devastating consequences. The story unfolds with themes of ambition, loyalty, and the harsh realities of a life of crime, navigating the moral dilemmas faced by Byung-du as he grapples with his choices and their repercussions.