Borrower of the Night


Elizabeth Peters - 1973
    The prize has called to Vicky Bliss, drawing her and an arrogant male colleague into the forbidding citadel and its dark secrets. But the treasure hunt soon turns deadly. Here, where the blood of the long forgotten damned stains ancient stones, Vicky must face two equally perilous possibilities. Either a powerful supernatural evil inhabits this place. . .or someone frighteningly real is willing to kill for what Vicky is determined to find.

The Third Twin


Ken Follett - 1996
    Frightened by her bizarre discovery, she is determined to discover the truth at any cost—until she finds herself at the center of a scandal that could ruin her career. To fight the charges, Jeannie plunges into a maze of hidden evidence. With growing horror, she uncovers a cynical, far-reaching conspiracy involving disturbing genetic experiments and some of the most powerful men in America—men who will kill to keep their secrets concealed.