The story begins with four of the last Herald-Mages, Vanyel among them, creating a magic barrier around their nation of Valdemar. This barrier prevents hostile mages from using magic. Vanyel intends to add other defenses when he has the time. Valdemar's King Randale is dying of a mysterious ailment. He is barely able to move from bed and only has a few years to live. Vanyel has taken over nearly all the responsibilities of the throne, while young Prince Treven is trained.