In the main story, Anastasia, an historical writer Judith Chase, is engaged to the future prime minister, Stephen Hallet. She is working on a novel though, and is caught up in a lot of other issues along with it. The evil mind of Margaret Carew, dominates Judith, and it is a true mystery as to what is happening within her mind. You really have to read into it to know what I am referring to here, but it becomes very frightening in many places as Judith experiences strange events. The psychiatrist, Dr. Patel, puts her under hypnosis, giving her a drug that makes her regress further into her confusing past.
The other stories in the book, were even scarier yet, than Anastasia