Kana is divorced because of her own affair and lives with her son. However, even after her divorce, Kana brings a man to her house and spends her days enjoying sex. The son, who could not see her mother like that, vented his dissatisfaction in the middle of Kana's affair. Her mother, who is young and full of charm, and her son who is entering puberty. While being driven by her conflict, she will give sex education unique to her mother to her son's erection.
