Fumiya, a gigolo, owes 5 million yen to a female loanshark for a gambling debt. Mrs. Hosoi, who is having an affair with him, offers him 5 million to murder her husband. Fumiya has no choice but to kill Mr. Hosoi. Unfortunately, he's seen by a neighbor. In his escape, he meets a girl named Akiko. He hides in her house. Later on, Fumiya and Akiko fall in love and have sex. After that, he finds that the house owner Shin kidnapped Akiko when she was a little girl and has kept her in the house for over a decade. Fumiya is determined to take her away from Shin's brutal confinement. A battle of wills between jailer, prisoner and accidental savior begins….