In a battle-ravaged land, Maerad, Cadvan, and Hem desperately search for one another as they make their separate journeys. The Black Army is advancing, and all of the Seven Kingdoms are threatened with devastating defeat. Yet in Maerad and Hem lives the secret to the mysterious Singing, and legend holds that if they release the music of Elidhu together, they have the power to defeat the Nameless One. Can brother and sister find each other in time-and are they strong enough, even reunited-to defeat the supreme enemy before all is lost?