Aunt Ai, who returned from the United States, suddenly came to the apartment of her nephew Toshiya, who lives in Tokyo, and decided to stay for three days. Toshiya's head, which has become mellow with a gentle smile of love and a plump body, is full of lewd delusions! One night, an incident happened! Ai, who was taking a bath while drinking alcohol, has hot flashes in the bathroom. Toshiya, who laid the love of consciousness on the bed, couldn't stand it and started to mess with the body of love ...