All is not well at Craggie Castle, where the vile Sir Vile rules its downtrodden occupants with a rod of iron. Following instructions left by an unseen hand, Paul the Pageboy must set off a chain of events that will overthrow the evil tyrant once and for all. Fate has sent him help in the form of Sally, a girl hurled back into the Middle Ages by the mystic forces of a medieval mosaic brooch.