Ikuko, an Arasa girl, has someone she is dating. But he is a so-called useless man who freeloads at Ikuko's house and doesn't get a regular job. Ikuko tries to break up with him because she doesn't have a bright future with him, but she always ends up bonding with him for some reason! Just then, a high-spec handsome guy appears, aiming for her Ikuko...! ? A loopy love between a useless man and an around 30-year-old girl! The charm of a useless man explodes!