For generations, a legend spoke of a young Viking girl who led a Saxon-Dane army against a usurper. The story was passed from storyteller to storyteller, who freely embellished the feats of Alfhildr as they sought to entertain and enthrall their audiences in the great halls of their lords and masters. Some claimed she had been raised by a wolf, others that she was a witch. The truth was vastly different. But before she became a legend, Alfhildr was...