In the kingdom of Hela, for thirteen generations the mórjarl has ruled as jarl of all jarls, King of North and South and as a symbol of strength beneath the banner of the three headed wolf. But when a foreign power threatens Hela's borders and the mórjarl's heirs begin to be killed one by one Ingrid Erling, youngest of heirs, is drawn into a battle for her life and a dark mystery. Can she uncover the truth in a race against time as deception takes root in her home, or will she too succumb to the encroaching darkness?