Natsuki and her daughter, Hitomi, are at a loss after losing their husband due to illness. It was Koji, the younger brother of her deceased husband, who saved them. After receiving a consultation from Hitomi, he hires his unemployed Hitomi's husband at a local store, and lets Natsuki and Hitomi, who are left behind, live in a house with many vacant rooms. Natsuki, who had been asked by her older brother for a long time, was planning to put together the eyes that matured and became the wife of another person. And a few days later, they couldn't even resist Koji who started the plan ...