For a dozen years, the monster Grendel has haunted the Danish kingdom ruled over by Hrothgar. In the night, Grendel stalks the land, slaughtering all he meets. When food is scarce, he raids the king's high hall, devouring warriors and hauling others back to his dank home in the marshes. Word of the monster spreads far and wide, and from across the sea comes the warrior Beowulf to battle the monster and free the Danes from Grendel's reign of terror...