The Vampire Princess
By Michael Romkey, 1996
Series: The Vampire

"Aboard the ultraluxurious Prince William's maiden voyage, a glittering array of millionaires, movie stars, and royalty cavort, all with their own dark secrets. But not one of them has a past as evil as the ravishing Princess Nicoletta Vittorini de Medusa. And few can resist the siren call of the deadly ecstasy she offers." (summary from Amazon.com)

Order Info: ISBN 0449149374, Fawcett Books (available)