Miyabi married a man she met at work. She was living Kokoro with her husband, but her stepchild Yusei wouldn't open up to her, and she was at a loss. She tried to close the gap, but Yusei, who had been betrayed by his mother and distrustful of women, tried to use her as a sex toy and get rid of her... Miyabi continued to follow his orders in order to stay connected to her family, but Yusei brought a classmate into the house and continued to play with her mercilessly. Miyabi's days of endless shame...