Beowulf, a Geatish warrior known for his immense strength, hears of the troubles plaguing the kingdom of Denmark from the monster Grendel. Grendel has been attacking the royal hall at night and killing the king's men. Beowulf vows to defeat Grendel with his bare hands. He travels to Denmark with a group of warriors. That night, while the others sleep under Grendel's spell, Beowulf engages Grendel in a fierce battle throughout the hall. After a violent struggle, Beowulf is able to tear off Grendel's arm, causing the monster to flee wounded back into the misty night.