A Virgin Among the Living Dead

Following the death of her father, a young girl visits her estranged family at their sinister castle in the countryside, and comes to realize her eccentric and morbid relatives are not quite alive.
A girl arrives from London to visit her estranged relatives in a remote castle for the reading of her father's will. After a while she discovers that they are all in fact dead and her decision to live with them turns into a nightmare. Unable to leave she's drawn into a macabre underworld through visions of nude satanic rituals and her own impending sacrifice.