A young boy must slay Fafnir, a shape-shifting ogre who has transformed himself into a dragon Fafnir lives with his family in a fortress-like house deep in the forest. His father, descended from an archdemon, shares the secrets of the dark arts with Fafnir and his two brothers. Regnir, the eldest, is a deformed dwarf who lusts after gold and relies on his cunning to get it. Hungering only for food, Oter, the middle brother, can transform himself...