Thirteen-year-old Twig, having always looked and felt different from his woodtroll family, learns that he is adopted and travels out of his Deepwoods home to find the place where he belongs.

Twig, a young sky pirate captain, is the only one who can save the floating city of Sanctaphrax from the Mother Storm.

Quint leaves his studies at the Knights Academy in Sanctaphrax to assist his father in his quest to track down and bring to justice the evil Turbot Smeal.

Nate Quarter, a lowly lamplighter in the phraxmines of the Eastern Woods, must flee for his life when the mine sargeant wants him killed, while elsewhere, a storm unlike any ever seen is building.

Joe Jefferson is an ordinary schoolboy from ordinary Earth. At least, he was. But something strange happened when he was walking his dog, and now he's Joe the Barbarian, fearless warrior-hero, summoned by Muddle Earth's leading wizard to slay ogres, wrestle dragons, and bravely confront villains. Joe doesn't feel much like a warrior-hero. But evil is stirring in the heart of Elfwood, and the people of Muddle Earth need help (although most of them...

Fleeing from the ruins of New Undertown, Rook Barkwater and the librarian knights and Felix Lodd and his banderbear friends must lead the escaping population to a new life in the Free Glades.