Nozomi, who was worried about having sex with her husband, suddenly noticed that the light was leaking from her son's room one night, so he opened the door and looked gently. Then, there is a figure of a son who is indulging in masturbation. My son's Ichimotsu, which I saw for the first time in a long time, is bulging stronger than I imagined, and Nozomi involuntarily swallows raw spit. From that day on, Nozomi, who thinks only about his son's thick stick and can't get anything, finally falls into a forbidden relationship with his son ...