Kriemhild is a central character in the medieval epic poem "Nibelungenlied," which is a significant work of German literature. She is portrayed as a beautiful and noble princess, the sister of Siegfried, a legendary hero. Kriemhild's story revolves around themes of love, betrayal, and revenge, particularly after the tragic death of her husband, Siegfried. After Siegfried's murder, Kriemhild becomes consumed by grief and seeks vengeance against those responsible, particularly her brother-in-law, Gunther, and his ally, Hagen. Her quest for revenge leads to a series of tragic events, ultimately resulting in a catastrophic downfall for many characters involved in the tale.