Oldboy

Fifteen years imprisoned, five days to take revenge: Without any apparent reason, businessman Oh Dae-su (Choi Min-sik) is abducted and locked in a windowless room. His only contact with the outside world is a television, through which he one day learns from the news that his wife has been murdered—and that he is being held responsible for the crime. After fifteen long years of total isolation, Oh Dae-su is suddenly released. In search of answers, he swears revenge on his tormentors, but his ordeal is far from over…