A sudden attack by Wulf, a clever and traitorous lord of Rohan seeking vengeance for the death of his father, forces Helm Hammerhand, the King of Rohan, and his people to make a daring last stand in the ancient stronghold of the Hornburg.

A virus has decimated humankind. Those who survived emerged blind. Centuries later when twins are born with the mythic ability to see, their father must protect his tribe against a threatened queen.