The forces of Wessex and Mercia have united against the Danes, but instability and the threat of Viking raids still hang heavy over Britain's kingdoms. For Aethelred, Lord of the Mercians, is dying, leaving no heir and the stage is set for rivals to fight for the throne. Uhtred of Bebbanburg, Mercia's greatest warrior, has always supported Athelflaed to be Mercia's next ruler, but will the aristocracy ever accept a woman as their leader?