Nami has only been married for two months... and has been having a happy life with her husband, Kinya. One day, Kinya's father, Ginji, was informed that he had been injured in an accident. Worried, Ginji heads to the house where Ginji lives, and suddenly pushes him down and rapes him. Despite her resistance, Nami feels pleasure from Ginji's persistent caresses and the cock that surpasses Kinya's size. Then, when Ginji learns of Nami's sensitive body, she comes to Nami and drowns herself in unstoppable pleasure...