In November of 1219, Vikings attack Constantinople, sacked and ruined by crusaders twenty years before, and in the streets of the empty city, a boy who has become a man fights against them to save everything he loves. But first he must learn to bear the shame of his house, a secret now lost: his father was the greatest traitor the Byzantine Empire had ever known. In the crucible of a world at war, Niall Alreksson fights for the fate of the Queen of...