Jemima Shore, Investigator, a perfectly fine label for an investigative TV reporter, but somehow less appropriate when the question of real murder arises—particularly when that murder takes place in a secluded tower at Blessed Eleanor's Convent in Sussex, and when the victim is an old school friend who has left a note proclaiming "Jemima will understand what is going on here. Jemima knows..." But Jemima doesn't. Even though the nuns are complacently confident that the apprehensive Jemima will learn the truth—from Mother Ancilla to little Sister Edward, they seem as alike in their serene assumption as in their dress.

For starters, Jemima must rediscover the world of the convent school. The grounds are just as she remembers, though Blessed Eleanor's Retreat has become not just a crumbling tower but the place where Sister Miriam was trapped, alone. The elderly nuns are still kind, if disapproving. The girls are full of rumors and disturbing hints about Sister Miriam's death. Jemima, armed with her journalist's sense of a story, and her indefatigable curiosity, finds herself in the eye of a worldly storm of fear that has descended on the convent. The more she learns, the clearer it becomes that more lives—including her own—are being threatened. The search for the true legacy of Sister Miriam, Jemima realizes, is turning inexorably from the mysterious to the terrifying...