Count Suckula and the Vampire Hunter

Eric and Beatrice, two vampires living in seclusion with their familiars, lure in humans from the local town to feed their hunger and sustain their immortality. Now, they have an unexpected visitor in the form of Buck Steel, a veteran vampire hunter. Eric forms a plan to drain the hunter's essence in his sexual ritual, but just how easily can the hunter's mind be corrupted by Eric's sexuality?