Grendel terrorizes the land of the Danes. Hrothgar watches in horror as his soldiers are eaten.
Beowulf travels to the land of the Danes in order to fight Grendel.
Beowulf fights Grendel with his bare hands and rips Grendel's arm off killing him. Beowulf has eliminated the first evil demon from the land of the Danes.
Beowulf goes after Grendel's mother and kills her eliminating the second form of evil from the land of the Danes. He kills her with a sword he finds in her lair that was "blessed by the Giants who made it." Beowulf is hurt in the fight.
After Beowulf kills Grendel's mom, he then goes back to Geatland, later becomes king of the Geats for 50 years. A dragonsoon comes to Geatland and starts to terrorize it. Beowulf knows that it is up to him to drive this evil demon to the depths of Hell.
Beowulf 's men run away out of fear. Wiglaf is the only solider to stay and help Beowulf. Beowulf defeats the dragon at the cost of his own life. However, good has still beaten evil in this story.