Recreating it with her mother leads to "forbidden real sex"! One day, a shock ran through the peaceful Aoyama family... Their only son, Keita, had gotten her pregnant. "How could that serious girl..." Mother Aina interrogates Keita, trying to find out the whole story. However, Aina, mixed with jealousy and frustration, guides her son's dick into her vagina during the recreation of the act! And the mother and son, who have crossed the line, don't stop at recreation but drown in intense sex... #ClassMonitorP