Dottie, a clumsy little fairy with glasses, red curls and a yellow raincoat is training to become a good tooth fairy. One night, it's her turn to make a visit to the house of a little girl named Lori, who had begun to doubt the existence of fairies. Dottie accidentally wakes up Lori as she is searching under her pillow, and even though Lori is very happy to see her, Dottie knows she's broken one of the most important rules of the tooth-fairies. Lori, who also wears glasses and has freckles, invites Dottie to stay in her home for a few days...