Rachel, the Possessed — Katheryn Kimbrough

Startlingly lovely Rachel Phenwick knew that somehow she was not like other girls. It was not only that she was a Phenwick, heiress to the Phenwick wealth, and to the Phenwick curse. But as she passed the borderline between childhood and young womanhood, she felt a strange and sinister force stirring within her - and then she learned the nightmare truth.

Hesitantly, those close to her told her that she was subject to strange fits that transformed her from an innocent girl into an abandoned creature of unspeakable desires. And desperately, fearfully, Rachel searched for the man who might save her - the man who could resist and overcome the horrifying spirit that possessed her, and not be seduced and destroyed by the deadly weapon of Satan that Rachel's beauty had become....