Feeling sorry for her son, who was severely criticized by her husband every time he failed an entrance exam, Yuki secretly pampered him to the point of being overprotective. Before she knew it, she even began satisfying his sexual needs. Her son, who had an insatiable sexual appetite, began to crave Yuki's body almost every day. In the end, Yuki promised him that if he passed the exam, they could have sex... While servicing her husband, the immoral wife felt her son's gaze on her from the other side of the door, and instead of stopping him, she continued to suck him off as if to show off!