An adventurous teenager and her grandmother are the protectors of a magical doorway to a land of dinosaurs when a baby dinosaur, Junior, decides to stay in our world and stumbles upon a group of criminals planning an evil scheme. Wendy bands together with an orphan boy, Curtis, to save the town and get Junior back home.

At his grandmother's house, Scott and his friend Emily meet Rufus, a swashbuckling, furry creature who begs them to help restore his fading kingdom. Wizard Abbott's spell book contains the magic healing formula - but Abbott's ancient nemesis Lilith, posing as Grandmother's servant, wants the book too! To save Rufus' magical world, Scott and Emily must face many exciting challenges...