Baroness of Blood
By Elaine Bergstrom
Series: Ravenloft Books

"Witnessing the beheading of her father by a conquering overlord, a young baroness pledges revenge despite the new ruler's just ways, and ingratiates herself to a high position while devising evil plans as a vampire of souls." (from Amazon.com)

Paperback Info: ISBN 0786901462 (Out of print)