As a child, Hime Makimura was encouraged by her mother to one day become a princess. Now in middle school, Hime struggles with her weight and lack of popularity, feeling disillusioned with life. Meanwhile, Tango Minami is a well-liked high school student who keeps his role as a ballroom dance instructor a secret to preserve his image. However, when Tango's mother suggests he teach Hime, both their lives take a sudden turn. Can Tango keep his embarrassing job under wraps around his classmates? And will Hime gain enough self-assurance to become the graceful princess she dreams of being on the dance floor?