Vampire Sex Diaries (2010)

A research biologist, Brad Brown, and his sexy innocent girlfriend Amber stumble upon a long-forgotten town infested by carnal vampires who've long ago replaced their cravings for blood with an insatiable lust for sex. Lead by the stunning Mistress of the Brood, Vanessa, the vampires are compelled to bleed the young couple of all their sexual fluids after one of the brood, Dean is overwhelmed by the sexual scent of Amber, taking her and her body while on a "bat" scouting adventure. To complicate matters the Master of all Vampires, Gyrous, who has an internal lust for Vanessa threatens to begin feeding on humans when he learns that Vanessa has fallen for Brad. Brad and Amber's fates become entwined in a dithyramb of sex, orgiastic pleasures and passions as the secrets of the Vampire Sex Dairies are exposed - in a forgotten place - far, far away. An eternity of insatiable sexual hunger. They'll drain your sexual fluids and come back for more - for all eternity.