Siegfried, son of King Sigmund, hears of the beautiful sister of Gunter, King of Worms, Kriemhild. On his way to Worms, he kills a dragon and finds a treasure, the Hort. He helps Gunther to win Krimhild, a mask that makes him invisible proves to be very useful. But because Brunhild is cursing Kriemhild, she tells her what really happened. Now Brunhild wants Siegfried's head. Is Gunther going to do her that favor?