Citadels of the Lost (Annals of Drakis Series #2)

The Rhonas Empire of elves is built upon a thirst for conquest, disdain for other races, and an appetite for hedonistic self-gratification. They have complete control of the Aether — the mystical substance that fuels their magic. One use of this Aether is to compel total obedience of the slaves drawn from the races they have defeated.

But there are legends that tell of a time when humans and other slave races were free and dragons flew the skies. And they speak of a hero who will return…