He comes out of the darkness, moving in on his victims in deadly silence. When he leaves, a trail of blood is all that remains. He is a monster, Grendel, and all who know of him live in fear. Hrothgar, the king of the Danes, knows something must be done to stop Grendel. But who will guard the great hall he has built, where so many men have lost their lives to the monster while keeping watch?