In a war-ridden, post-apocalyptic world, shadows cling to the towering remnants of skyscrapers that once dominated the skylines, and rural landscapes only serve as a haunting reminder of the self-destruction of humanity. The emergence of vampires has plunged the world into a living nightmare and perpetual darkness has settled over much of the land, as the final fragments of humanity struggle to survive as livestock within realms ruled by the most powerful vampire lineage, the Belvederes.