Fleeing the Nomadin, Ilien seeks aid from the last person he ever thought would give it. For his father, Gallund, is held prisoner by an enemy immune to Nomadin magic, an enemy who would use him to release an unthinkable evil upon the world. To rescue him, Ilien must forsake all he knows to be true. He must learn a forbidden magic. He must discover who he truly is, or become . . . NiDemon.