With her husband on a business trip overseas, Yoko is left with nothing to do with her body, and can't resist, so she starts an affair with Kyoichi, whom she met at work. One day, her daughter Nao brings her boyfriend over and introduces him to her... It's none other than her sex friend Kyoichi, and Yoko can't hide her surprise... That night, Kyoichi decides to stay over, and Yoko attacks him as he sleeps. "That's that, and this is this," she says with a seductive smile, as she devours his cock...