Misao, who manages the household as a full-time housewife, and Joji, who runs a company, were unable to have children, so they were thinking of handing over the company to Joji's younger brother, Atsushi. However, because the expectations were too high, the guidance became stricter, and Atsushi gradually moved away from work, and the relationship between the brothers began to become strained. One day, when Misa was taking a shower, she was surprised to find Atsushi smelling her underwear in the dressing room. Her first anal work to challenge the popular Misa Yuki!
