Being the younger sister of two troublesome twins isn't easy for Billie.

"Billie (7) becomes Princess Billie upon entering the make-believe realm of Magiki. In the real world, Billie is a sweet, curious kid. This is a girl that doesn't do pink. Yet, at the beginning of every story, Billie uses her magic key to open the toy box and dive into the enchanted land of Magiki, where through her elaborate fantasy play, she works out the solutions to a problem encountered in the real world"