An event during a meal. Toru dives under the table and caresses his mother-in-law Hisayo's thighs. When I told myself that it was my fault that I wasn't dealt with even if I consulted with my husband, I went to the dressing room with Toru who loves underwear. Hisayo, who is attacked by Toru who has turned upside down, says, "No! We are parents and children." The uncontrollable urge escalate and finally seek out all of Hisayo!