Fighting Saint Dain on the alternate reality-fueled planet Veelox, 15-year-old Traveler Bobby Pendragon finds himself in uncharted territory. With all the citizens locked into dream worlds, they are vulnerable to a nightmare attack from the shape-shifting Saint Dain. Bobby must put a stop to this before he succumbs to his own fantasy realm. This is the fourth book in the bestselling Pendragon series.