Keisuke, the husband, had divorced his wife Mizukawa a few years ago but still had some feelings for her. He would occasionally visit and provide for her. At this time, Mizukawa was living with another man - a rough-looking guy who especially loved... making love.
One day, Keisuke came to visit Mizukawa and accidentally saw her being 'tormented' by her new husband. Although he was divorced, the young man still felt a bit of jealousy when witnessing such a scene...