Follows Princess Holly Raine of the Rainia Kingdom, who comes to Earth to recapture the mischievous Rainbow Emotions Magic who has escaped to Heartlock Town. These creatures have unique magical powers linked to emotions and concepts and cause chaos, so Holly must transform into a magical princess of rainbow emotions to capture them, and fight the evil witch Malucia, all while maintaining her secret identity and working at a local bakery, living with her aunt and older cousin.
