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.

In the near future, 10 death row convicts are forced to compete in a virtual reality game that pits them against dinosaurs and each other.