Meet Deja, a creative, compassionate 3rd grader with a secret dream to transform her school. With a little bit of help from an unlikely source, she acquires a secret superhero identity and unique powers. She's now an unstoppable undercover superhero, known as Donut Girl. She laces up her purple sequin high tops and gets to work. Armed with sprinkles, icing, and love, Deja is a formidable force against the evil powers spreading unrest within her school.