Young lively teen girl undergoing a transformation into an evil demonic Vampire

Young lively teen girl undergoing a transformation into an evil demonic Vampire, female, long dark hair, pasty pale ghastly skin, red eyes, vampire fans, very long canine teeth becoming fangs, elegant flowing renaissance era black dress, Romanian, dark castle, nighttime, moonlight, dimly lit, horror, threatening to bite you, bearing her fangs, huge leathery bat wings, close, very close, Vampire bite scene, long black obsidian horns, red-tinged skin