Two orphaned sisters living quietly in a convent free spirited kathleen anne libert and god fearing margaret britt nichols are persecuted by the wicked lady de winter karin field who tells them they are daughters of a condemned witch burned at the stake. Believing the girls will seek vengeance, de winter sends kathleen to witch hunter judge jeffries to be tortured and burned. Pious margaret is spared, but when she learns of her sister's agony she rejects god and enters a carnal relationship with the devil himself. As kathleen falls in love with one of her captors, margaret stalks the house of de winter, her satanic kisses bringing terror and death ...featuresstarring cult horror legend howard vernondirected by sultan of sleeze jess francofirst ever uk blu ray releasefully uncutextras include interviews with jess franco and steve thrower, trailers and outtakes