Rei, who remarried with her stepchild, was finally savoring the happiness she had grasped and living peaceful days. However, her biological daughter Midori's expression remained gloomy. Upon subtly observing her condition, it turned out that she was being toyed with as a sex object by her stepson Shoyo. Rei tried to persuade Shoyo as a family member, but he shamelessly proposed a deal: "If you take her place, I won't do it anymore." Rei accepted the demand for the sake of her family's happiness, and Shoyo mercilessly toyed with her mature body.
