It's been a year since her son Jun stopped attending school...Unlike her optimistic husband, her mother Yui tries to understand Jun's feelings. - And recently, she notices that Jun has been showing interest in Yui's body. - When I heard her story, she learned that the reason she stopped going to school was because people around her made fun of her for being a virgin. - Yui, who was strangely frustrated, became aware of her son's dick somewhere in her heart, and began to gently teach him how to lose his virginity. - She shows off every inch of her beautiful body to her son, the way she kisses her, the feel of her breasts, and the way she inserts herself... - Gentle and loving sex education provided by a beautiful mother.