Jane lives in London with Richard, her boyfriend. When she was five, her mother was murdered, and she recently lost a baby in a car crash. She's plagued by nightmares of a knife-wielding, blue-eyed man. Richard, a pharmaceutical salesman, thinks the cure is vitamins; Jane's sister Barbara, who works for a psychiatrist, recommends analysis; a neighbor Jane's just met promises that if Jane participates in a Black Mass, all her fears will disappear. Jane tries the Mass, but it seems to bring her nightmares to life. Is there any way out for her short of death or a living Hell? 【恐怖王朝字幕组】濒临崩溃的女人——融入异教元素的giallo。 简（艾德薇姬·芬妮齐 Edwige Fenech 饰）正在满心欢喜的等待着腹中的孩子降生，哪知道在这个节骨眼上，她遭遇了一场非常严重的车祸，这场车祸不仅使她永远的失去了孩子，还遭受了非常严重的精神创伤。自打车祸发生之后，简发现自己开始反反复复的做一个奇怪的梦，梦中是母亲被杀害的场景，而凶手给简留下的唯一印象就是他那独特的瞳孔。 这个梦折磨的简生不如死，她不得不向心理医生求助，然而，心理医生非但没能够解决简的困扰，还进一步的将简推进了深渊之中。在心理诊所，简遇见了一个神秘的男人，这个男人竟然拥有着和她在梦中所看到的一模一样的古怪瞳孔。所有人都以为简疯了，包括她的恋人。
