Having recovered their human shape, Emeralda and Eadric try to help Aunt Grassina find the special objects needed to break the spell that turned Grassina's true love, Haywood, into an otter.
Thirteen-year-old Grassina vies with her older sister, Chartreuse, to see who will inherit the family's talent for magic and become the Green Witch, while each ponders which prince will be at her side during her "happily ever after."