Asahina Mirai, a thirteen-year-old girl who is excited by various things, goes with her stuffed bear, Mofurun, to investigate a mysterious object that fell from the sky. There, she meets a young magician named Riko who is searching for something known as the Linkle Stone Emerald. When dark servants of Dokuroxy come seeking the Linkle Stone Emerald, Mirai and Riko join hands with Mofurun and transform into the legendary magicians known as the Pretty Cures to fight against them. Thus, Mirai joins Riko in attending Magic School, where they must learn how to use magic while also fighting off Dokuroxy's minions.