When the store manager's father is hospitalized, the eldest son, Shugo, becomes the acting manager of the family-run convenience store, and the second son, Haruta, who is a student, also takes on more shifts, so the brothers run the place together for a while... But Haruta gets into trouble by making advances on female customers, and Shugo's girlfriend, who he's been neglecting because he's been so busy, turns up for an interview for a part-time job, and there's no end to the hectic schedule...!