Though living a peaceful life with her serious but bland husband, Kana might be feeling bored. One day, her brother-in-law Tetsuo visits their home… Kana brushes off Tetsuo's invitation to indulge in his womanizing ways, but she is overwhelmed by his persistent advances and ends up having a relationship with him. Tetsuo's touch, different from her husband's, and his pistoning that reaches deep into her vagina make Kana climax repeatedly… Kana is stunned by the pleasure she has never experienced before. However, plagued by guilt for betraying her husband, she continues to reject Tetsuo's invitations that keep coming…
