"Beowulf" is an Old English epic poem that tells the story of its titular hero, a noble warrior from Geatland (modern-day Sweden).Grendel flees, mortally wounded, and his mother seeks revenge, prompting Beowulf to dive into her underwater lair to confront her as well.The poem concludes with Beowulf's death and a lament for his lost heroism, emphasizing the values of bravery, loyalty, and the inevitable decline of all heroes.He confronts Grendel in a fierce battle, ultimately defeating the monster by ripping off his arm.