Ayami accepts a marriage proposal from her boyfriend Hideyuki and heads to greet his father, but is kidnapped on the way and raped by a number of men at a secret club. Hideyuki worries about Ayami, who has disappeared, but is unable to find any clues. One day, Hideyuki's father, Daisuke, is encouraged by his subordinate, Kuramochi, to visit the secret club. Daisuke embraces Ayami without knowing anything about it. Hideyuki eventually enters the secret club to rescue Ayami. Seeing Ayami and Hideyuki, Daisuke realizes for the first time that he has raped his son's fiancee.