Thriller, Mystery | 09 February 1978

Lina Romay, Nanda van Bergen, Esther Studer

Margarita is found, naked and bloody in a luxurious house and is promptly taken to a mental institute. The doctors and nurses meant to take care of her aren't exactly who they seem and a mysterious figure, clad in black, circles the premise at night, offing nubile young women.