Kings of Darkness - The Dracula's Legacy Saga (Volume 1‪)‬

On the eastern edge of a dark continent, lies Khandar, a land of mystic mountains. It is said evil escaped the Hasnu Mountains, taking on the form of a man... Dracula. He eventually ruled the land, controlling everyone and everything. Over time, his carnal nature spawned an army of vampires, killing and conquering vast, human lands. The evil Lord begat two sons, Valerian and Argus.
Power and an unquenchable appetite for fresh, virgin blood bring the siblings in an epic struggle for dominance, but it is a sultry slave girl who will determine their destiny. Hanine holds a power over Valerian that defies understanding, but she belongs to another, Don, a mortal. The woman is voluptuous, spellbinding, and defiantly regal: holding the vampire king in a web of unnatural love, while trying to remain true to her chosen mate. Egos will clash, vampires will devour, love will endure... but everything will change. Hanine holds the key to the fate of her people and two vampire nations.