As her mother prepares to be a contestant on the 1980s television game show, "The $20,000 Pyramid," a twelve-year-old New York City girl tries to make sense of a series of mysterious notes received from an anonymous source that seems to defy the laws of time and space.

Fourteen-year-old Bobby Pendragon, apprentice to his Uncle Press, a Traveler responsible for solving interdimensional conflict, tries to locate the legendary lost land of Faar which may hold the key to the survival of the water-covered territory of Cloral, which stands on the brink of war.