Sanae Kurihara tells the story of her first time with a virgin the same age as her son. A 20-year-old student asks her 49-year-old girlfriend to take her virginity. They start out on a date in a nearby shopping district. Sanae is excited to see her son and then heads to the virgin’s house, where she suddenly begins to see him as a man. She leads him into her vagina and takes his virginity. A joyful and embarrassing documentary of a virgin’s graduation.