Fog Island Horror — Marilyn Ross

FROM THE DEPTHS OF A LABYRINTH OF FAMILY INTRIGUE
came the strange plot that brought beautiful young Rachel Blair to Fog Island to post as the missing heiress of Trent Manor

FROM THE DEPTHS OF THE DARKEST PAST
came the shocking secret of Rachel's true identity, and the blood curse that threatened her safety and sanity.

FROM THE DEPTHS OF SUBTERRANEAN EVIL
came the thing without a face that ruled the manor after dark -- and turned even the haven of a lover's arms into a screaming hell of fear