Satomi's dissatisfaction grows due to a lack of sex. She succumbs to temptation and has an affair with her boss, returning home late. Her husband only listens to her story. That night, frustrated by his lukewarm attitude, Satomi confesses her infidelity. Her husband, irritated, blames his impotence. Satomi initiates divorce, but her husband doesn't agree. The next morning, he demands she show him having sex with her lover...