 On the day of his daughter s birthday, Ho Dae-su (Min-sik Choi) gets completely drunk and is arrested. His best friend No Joo-hwan (Dae-han Ji) releases him from the police station, and while calling home from a phone booth, Dae-su vanishes. Indeed he has been abducted and imprisoned in a room for fifteen years. One day, he is suddenly released, receives clothes, money and a cellular and meets the Japanese chef Mido (Hye-jeong Kang), and they feel a great attraction for each other. However, Dae-su seeks for his captor and the reason of his long imprisonment. While looking for revenge, Dae-su discloses deep secrets from the past.