Mayumi has never had sex with her husband for 20 years, but has had an affair with her, but has never had an orgasm inside her. The first time she had an orgasm during the last shoot, her interest and desire for pleasure, as well as her levity for the next shoot, has been rising rapidly. A truly lewd, 50-year-old wife possessed by the pleasure of a woman opens up the door to a new sensual world...
