Sayo, who is in her fifties, lives with her son. Her libido is extremely strong, and she uses her son as an outlet for her libido. One day, she is visited by her brother, who is in charge of the company. She used to have a relationship with her older brother and a rich SEX that flares up again. Her son who came home and violent SEX. The fifty-year-old mother of her ripe body suddenly changes into a woman. She pays attention to transcendence fellatio technique.
