On his eleventh birthday Will Stanton discovers that he is the last of the Old Ones, destined to seek the six magical Signs that will enable the Old Ones to triumph over the evil forces of the Dark.

"In this conclusion of a tale begun in "Over Sea, Under Stone," Will Stanton, the Welsh boy Bran, and the Drew Children try to locate the crystal sword that alone can vanquish the strong forces of the Dark."--Provided by publisher.