Note: Possibly a genre novel, based on the publisher's description. Verifier should check, and update the author's bibliographic comments as appropriate.

Synopsis: Publisher: The brooding ghosts. Verna Ward was worried. Worried and determined ... in spite of her fear. For a strange, apparently supernatural menace seemed to be hanging darkly over her best friend, Lucia, and no one seemed to want to help Lucia except Verna herself. What terrible force had taken control of Lucia's mind? Why did she walk by night, and perform a ritual to the ancient Aztec gods whose pyramid temple loomed menacingly over the Mendoz ranch? Verna had to find out -- at no matter what cost to her own life, her own wonderful new love...