The third book of the Rook Saga, part of the bestselling Edge Chronicles series. Fleeing from the ruins of New Undertown, Rook Barkwater and his colleagues -- the librarian knights, Felix Lodd and his banderbear friends -- must lead the escaping population to a new life in the Free Glades. But perils aplenty are ahead for the crowd -- not to mention some goblins with plans of their own. A dramatic and exciting conclusion to the Rook Barkwater sequence that takes the reader on a thrilling journey across the Edgeworld.