Reina saw her son masturbating. From that day on, her relationship with her son became strained, but she didn't dare mention it to her husband. One day, after her husband left the house, she called out to her son in the hope that he would make up, but he embarrassed her by saying, "Show me your shy side. Reina made up her mind and started masturbating in front of her son. Though embarrassed, her crotch is getting wet. Her son couldn't help himself...