Oldboy (2003)

Inspired by the manga of the same name and directed by Park Chan-wook, the film tells the story of Oh Dae-su, a businessman who is kidnapped one rainy night in 1988. Without knowing why, he spends the next 15 years locked in a cell with a color TV, while being drugged and tortured. Until one day, he is suddenly released and, ready for anything, he begins to search for answers to carry out his long-awaited revenge against those responsible.