High school student Hataki Souji thinks he's lucked out with his new job as a part-time housekeeper. He’ll be working at the home of (and seeing a lot more of) the prettiest, most popular girl in school, Momogusa-san! However, while Momogusa appears perfect at school—with flawless grades and star performances in gym class—her persona at home is an entirely different story. Behind closed doors, she's extremely, incredibly, adorably lazy!