Takuma isn’t the most exciting guy. He’s awkward, single, and does nothing but go to work and come home. Tired of doing chores, he decides to buy a housekeeping robot named Mina. She can cook and clean perfectly, and the two get to know each other better over time.

Takuma's job keeps him so busy he has no time for chores, so he buys a housekeeping robot named Mina. After he jokes with her that she should be his wife, some unexpected facets of her programming begin to emerge.