Maya, who lives with her only son Shigeo. One day, Saito, a friend of Shigeo's since he was a student at the school, came to his house. Saito, who had been interested in sexuality for a long time, steals the eyes of Shigeo and commits mischief. I feel guilty about having a physical relationship with my son's friends, but still feel like a long time sex with a young man. The actions of men in those days who wanted to be shy, were escalated day by day.