Park Chan-wook's 2003 film "Oldboy" is a thought-provoking and visually stunning exploration of the human psyche, delving into themes of revenge, redemption, and the complexities of human relationships. The film, which won the Grand Prix at the 2003 Cannes Film Festival, tells the story of Oh Dae-su, a businessman who is kidnapped and held captive for 15 years, and his subsequent quest for revenge against his captor. This paper will analyze the film's narrative structure, symbolism, and cinematic techniques, arguing that "Oldboy" is a masterful exploration of the cyclical nature of violence and the human need for connection and redemption.