He tries to cut her, but his sword can't cut her. The blade slices cleanly through the Grendel’s mother’s neck, and she falls dead to the floor, gushing with blood. The two begin to wrestle, but neither gains the upper hand in this combat. By the time he arrives at the hall, she is gone. A light appears, and Beowulf looks around, his sword held high in readiness. He gathers a group of 14 warriors, sails to Denmark and vows to Hrothgar and his queen that he shall kill Grendel or die. I’m so nice that I’ll include a translation of Fitt 24 with this answer. Read Fitt 24 and you will find what Beowulf did immediately after killing Grendel’s mother. After a feast, everyone leaves the hall except Beowulf and his warriors, and all but Beowulf fall asleep. In the longer term, of course, what he does is live through the rest of his life. As soon as he does that, the lake becomes stained with blood. Beowulf then ventures into her cave under a lake, and engages in fierce combat with Grendel's mother. As a loyal lord, it's Hrothgar's obligation to avenge Aeschere's death. The sword melts to its hilt after Beowulf uses it to decapitate the corpse of Grendel, which lies nearby. He takes Grendel's head and swims back to his men, four men carry it back. Grendel's mother, unknown to the Danes or Geats, is plotting to avenge the death of her son.After the celebrations are over in Heorot and everybody is asleep, Grendel's mother appears out of her dwelling place, the swamp. After Grendel is killed, Grendel's mother attacks Heorot in revenge. then Beowulf began boasting about how he killed her. The watchers ashore interprets this as a sign of Beowulf's death of the hands of Grendel's mother. The hero is exultant. Also I think the journey described to get to her is significant. She nearly kills him until he sees an ancient sword, with which he kills her, and beheads the dead Grendel. She enters the hall where the warriors are sleeping. Grendel's Mother's Attack. He spies Grendel’s … Beowulf vs. Grendel’s mother When Beowulf kills one of the creatures on the journey to meet Grendel’s mother, I feel like he’s just warming up. She reaches for him, but his armor protects him. When he reaches the bottom of the lake, Grendel's mother is waiting for him. Beowulf looks around and sees dead Grendel, so he immediately cuts monster's head off to present it to Hrothgar. He then becomes king and lives peacefully for fifty more years. The warriors discover that she has stolen Grendel’s arm as well. Devastated with grief over the loss of his friend and counselor, Hrothgar summons Beowulf and explains what has occurred. Some critics feel that Grendel's mother receives inadequate consideration in the poem. Hrothgar says he must depend on Beowulf a second time, and offers him treasure to kill Grendel's mother and end the feud. So now Hrothgar seeks revenge, just as Grendel's mother does. Beowulf seizes the huge sword and swings it in a powerful arc. He returns to Heorot with a greater trophy, the head of the ogre, as well as the hilt of the magic sword. Beowulf goes to the lake where his men have been killed and goes into the water. Hrothgar asked Beowulf to battle Grendel’s mother because the king believed he was the only man capable of dealing with such monsters. This was because Beowulf … The sword that Beowulf uses to kill Grendel's mother is the sword that he discovers in her lair once he gets there and faces almost certain defeat at her hands.