伊丽莎白女伯爵（德菲因·塞里格 Delphine Seyrig 饰）是一只生活了上千年的吸血鬼，带着她的女秘书，两人游遍了欧洲各国，也品尝到了不同地方的少女的新鲜血液。尽管吸血鬼不会因为衰老而死亡，但随着时间的流逝，伊丽莎白还是会感到有些力不从心，再加上她的女秘书总是和她闹别扭，伊丽莎白决定为自己寻找一具全新的年轻的躯体。　　很快，伊丽莎白就将目标放到了一对住在奥司登某间旅馆里的夫妻身上，妻子（丹妮尔·维梅特 Danielle Ouimet 饰）因为发现了丈夫（约翰·卡伦 John Karlen 饰）古怪而又可怕的怪癖，而准备离他而去。女伯爵精心设计的计划能够顺利实施吗？

　　A 25-30-year old Hacienda-owner (David Hemmings) is misbehaving on women due to his traumatic youth; his mother (Alida Valli) covers him for his sadistic actions; however, when he wants the daughter of the mansion supervisor to serve for him, things seem to get totally out of hand. He 'tames' her, but when 'tamed' and finally married, the young woman (Andrea Rau) soon becomes the dominating person in the family.