Young satyr Forrest Faun sets off to find his heart's desire on Ptero, a tiny planet that orbits the head of Princess Ida of Castle Roogna, accompanied by Imbri, an enchanted magical steed that has the ability to assume the form of a beautiful young woman.
Danger threatens the magical world of Xanth when the malevolent, time-altering Dastard begins to cause trouble, leaving the shape-changing Becka and her companions as the only ones who can save the day.
Josh takes his two small children to Florida to begin a new life on thirty acres of forest and a half-built solar house. The land was rumored to be haunted and strange phenomena soon begin to occur.
Mach, a brave and sensitive robot from Proton, and his alternate self, magical Bane from Phaze, hold the power to link the two warring systems--or destroy them.
Lacuna, one of the Castle Zombie twins, goes to Hell to find a missing sorcerer and the Elixir of Youth and learns the history of the mythical world of Xanth.
Smash, a half human ogre, finds himself in Xanth coming to the aid of seven assorted females and wondering how all that high-flown conversation can be coming out of his mouth.
Princess Ivy is bored, so she uses the Heaven Cent. Instead of going her someplace exciting, she ends up in Mundania, where she meets a young college student so dull that he doesn't even believe in magic, princesses, or Xanth.
Mare Imbrium is exiled to the day world with a message for King Trent of Xanth: "Beware the Horseman!" She had no idea of its meaning until she met the Horseman.