A son enjoying his daily masturbation. His mother-in-law comes in at a bad timing. "Oh ... it's a boy, isn't it? Would you like to help me if I were a good mother-in-law?" I ran away with the opportunity .... His son, who is a virgin and distorted, is taught sex education by his mother-in-law. However, my son's sexual desire was ejaculated so many times that he couldn't control his erection and asked for his mother-in-law's jealousy again and again.