“Sword of Vengeance” is a historical action film, which tells the story of The Harrowing of the North: The infamous genocide ordered by William the Conqueror, to control the unrelenting Rebels of the North. After the brutal slaughter of 100,000 inhabitants, armies killed off all livestock and salted the earth; no crop or plants could grow for decades to follow. The northern forests and lands laid in eerie, lifeless devastation.