A beautiful mature woman, Ryoko Kurotani, has a shocking anal ban! ! Ryoko, who is a teacher, was once given an anal training by her father. I left home to cut off that relationship, but my body didn't forget the pleasure. One day, Ryoko, who remembered the pleasure of the buttocks hole with a contact from her father who was out of touch, could not suppress the pain in her lower body and asked for her colleague's meat stick to the buttocks hole. Ryoko is once again addicted to anal, but her student happens to see her masturbating in the infirmary...