IMDB says:
A nymphomaniac goes to a sanitarium in hopes of being cured; it turns out the sanitarium is a front for a Satanic cult luring young women into a web of madness, torture, and sex... But mostly just sex.
http://www.nitroflare.com/view/ED6A3B17BE3F76A/Hardgore_%281974%29.mpg
no pass