La Vampire Nue

La Vampire Nue English title The Nude Vampire is a 1970 film directed by Jean Rollin. It concerns a suicide cult led by a mysterious man known as The Master. The film was influenced by the 1963 Georges Franju classic Judex.

He gatecrashes the next party and a woman commits suicide in front of the other guests when a man shows her picture up on a projector. The woman in the orange nightgown appears and drinks the womans blood. Pierres face then appears on the projector. The other guests turn on Pierre. He escapes and is stopped by a man in a white cape who tells him to go to his fathers office, where more mysteries await him.Pierre goes to his fathers office and confronts him, who explains that the girl he saw is his protge and an orphan. Pierres father was a friend of her family. The girl has an unknown blood condition and her wounds heal right away she is also believed to be a goddess by certain fanatics. What the father is saying is that she is a vampire. People are working to find someone with the same condition so that they can find a cure. The hoods and masks are to hide human faces from her, so that she does not know she is different. They are hiding her from a group of vampires. ........

Source: Wikipedia