Park Chan-wook's Oldboy (2003) tells the story of Oh Dae-su (Choi Min-sik), a businessman who is celebrating his daughter’s fourth birthday by getting wasted. He is promptly kidnapped and wakes up in a hotel inspired prison. He is held captive in a hotel-inspired prison for fifteen years, where he passes time by punching the wall and learns that his kidnappers have killed his wife and framed him for her murder. Dae-su is released without explanation, and immediately finds the nearest restaurant. It is here that he befriends Mi-do (Kang Hye-jeong), a young woman who works there and is sympathetic to his cause. With her help, Dae-su learns that his daughter, a young girl at the time of his kidnapping, was adopted by a family in a foreign country. When Dae-su receives a phone call from his captor, he’s faced with a challenge: he must discover the purpose of his kidnapping in five days or else Mi-do will be killed. If Dae-su succeeds, the stranger agrees to commit suicide instead. Dae-su is catapulted into a race against time to rescue Mi-do and inflict vengeance on the man who took fifteen years of his life, murdered his wife, and turned him into a monster. Together with Mi-do, Dae-su solves the puzzle behind his imprisonment. Woo-jin (Yu Ji-tae), a millionaire who attended high school with Dae-su, attributed his sister’s suicide to Dae-su after he started a rumor regarding the siblings’ incestuous relationship. Dae-su, oblivious of the fact that Woo-jin's revenge had already
