The main character is Erina, formerly a normal rabbit who became transformed into a human bunny girl, and awakens in an unknown place. Shortly after she is magically sent back to Rabi Rabi Island, her home island. Lost and confused, searching for her master is the best thing to understand what's going on. Along the way, Erina befriends Ribbon, a fairy seeking freedom and independence and becomes Erina's sidekick.