When Rachel and Robert are passed a stolen book by their librarian father, they have to go on the run and protect it at all costs. With their father captured and everyone hunting for the Book, they must uncover its secrets and track down the final, missing page.

But the cruel and calculating Charles Malstain is on their trail. When the children discover the astonishing, magical truth about the Book, they resolve to do everything in their power to stop it falling into his hands. For if it does, he could rule forever.