As usual in the morning, Mio went to wake up her son who was attending a cram school. There, she saw her son masturbating. Mio was surprised by the size of her son's penis, which she hadn't seen in a long time. Her son was embarrassed, but he felt his mother as a woman. That night, her son watched Mio and his father having sex. The next morning, Mio entered her son's room to wake him up. Her son, having made up his mind, attacked Mio. Mio ended up accepting him. From that day on, her son continued to pursue his mother's body while his father was not looking…
