When her older sister becomes pregnant and is hospitalized, Rose is asked to look after her sister's husband, Yoshihiko. However, during her sister's difficult time, she sees Yoshihiko cheating on her. "You betrayed my beloved sister, you horrible man!" Rose angrily blames Yoshihiko. He glares at her with scorn and speaks harsh words to her... But Yoshihiko pushes her down. The more he insults her, the harder his cock gets, and he continues to forcefully attack Rose, who refuses, bringing her to orgasm again and again.