After an evil force known as the Jikochu attacks Trump Kingdom, Princess Marie Ange goes missing. Makoto, a warrior who served Marie Ange, flees to Earth with her fairy partner and a trio of young fairies to find her and girls who can become Pretty Cures to save the kingdom. Sharuru, finds Mana during a visit to the Clover Tower. When a Jikochu attacks, Mana gains the ability to transform into Cure Heart using items called Cure Loveads and a smartphone-like device called a Lovely Commune.