To clarify:

Cinematography

The movie "Oldboy" tells the story of Oh Dae-su, a man who is kidnapped and held captive for 15 years. After his sudden release, he sets out to find his captor and exact revenge. However, as the story unfolds, Oh Dae-su's quest for revenge turns into a journey of self-discovery and redemption.

Plot:

A man is kidnapped and imprisoned in a hotel room for 15 years without knowing why. Upon his release, he has 5 days to find his captor.