There had been no warning. Pat had never met Mrs. Trefoile, but her letters were exactly what one would expect from an elderly woman of breeding. The invitation to spend a few days had only the faintest note of urgency. How could she possibly know - this warm-hearted, charming young American - that she was about to become a helpless prisoner in a madwoman's dream? For Mrs. Trefoile was insane...obsessed with piety and the powers of evil. And she had chosen Pat to be her sacrificial victim in a private blood-thirsty ritual of medieval sadism and terror.