At the turn of the 11th century, the North Sea is in the grip of the Viking terror. The clever Askeladd leads his small band of mercenaries into London, with the aid of the ruthless young Thorfinn, son of a warrior in the dreaded Jomsvikings. But this is an alliance of convenience - Thorfinn has sworn to kill ASskeladd one day to avenge his father"s death.