Thakar Vuna subterranean world vast beyond the imagination. A world home to the race of dwarves, whose kingdoms there are ancient beyond the ancients; the trolls, who were here long even before the dwarves; and the elves and goblins, who came here from the surface world to carve out their own kingdoms. It is as well home for a beautiful but malevolent sorceress, who is both angel and demon and who means to enslave all other peoples of the realm to her own will. Into this conflict is drawn Falchran, Gallic warrior, brought here by the Dark Sorceress, the self-styled queen of the realm. But why?