The Runaway Goddess [bronze age mytho-fantasy]

There is no peace without war.  In a world that is half human, half magic, vampires descended from the primordial Goddess Nyx rule Ancient Tolia.  Esmere, Crown Princess, escapes to the human realm to learn secret techniques from the Vatavari Yogis so she never has to drink blood again. 125 years pass. She awakens to her empire in shambles, taken over by a usurper: her own brother. The world hates her, believing she renounced her throne. Esmere must find her allies and take back her throne before Nyx's curse befalls her empire. Enter this world of ancient God's, yogic powers, strategic battles, and political intrigue and follow along to see what happens when vampires choose to rise above blood lust and choose peace.