King Hrothgar, the ruler of the Danes, is troubled by the rampages of a demon named Grendel. Every night, Grendel attacks King Hrothgar's wealthy mead-hall, Heorot, killing Danish warriors and sometimes even eating them.
Fortunately, a young Geat warrior named Beowulf travels to Heorot Hall from his own lands overseas to lend a helping hand—literally. After explaining that he owes Hrothgar a favor because Hrothgar helped out his father, Beowulf offers to fight Grendel himself
The next time Grendel attacks Heorot Hall, Beowulf is waiting for him. Choosing to fight Grendel in hand-to-hand combat, Beowulf wrestles the demon into submission and eventually tears off his arm at the shoulder. Mortally wounded, Grendel flees into the wilderness and dies.
Grendel has an overprotective mother who decides to avenge her son.Beowulf, his Geatish warriors, and some of Hrothgar's Danish warriors find her . Beowulf dives into the lake and finds the cave, where he takes on Grendel's mother in another one-on-one battle. Findiung a great sword he slays her, even though her poisonous demon blood melts the blade. When Beowulf returns to the surface, carrying the sword hilt and Grendel's severed head, the Danish warriors have given him up for dead, but his own Geatish followers are still waiting patiently
Beowulf becomes the King of the Geats. Beowulf reigns as king for fifty years, protecting the Geats But one day, Beowulf finally meets his match: a dragon, that was woken by a thief . Beowulf and a group of trusting men went to slay him even the theif . when they seen the dragon everybody but wiglaf took off running. wiglaf help slay the dragon but beowulf was beaten badly and dsie
After Beowulf's death, the Geats build an enormous funeral pyre for him, heaped with treasures. Once the pyre has burned down, they spend ten days building an enormous barrow (a large mound of earth filled with treasure) as a monument to their lost king.