Emi is a mother who worries about her son, who is exhausted from hard work and has no energy. One day, her husband and Emi had a night's work, but her son was excited to see it. Emi notices her son peeking at her, but she pretends not to know about it. Emi goes to her son's room the next day. Taking care of her, she talks about last night. Emi groped her son's crotch, saying, "You got an erection, didn't you?" To cheer up her son, she begins to take off her clothes saying, "You can do as you please with your mother's body." She was a bewildered son, but he got excited and piled up his body with her mother's guidance...
