Celia, lonely and highly strung, is struggling to run her small country hotel. Her charming, rakish step-son, Rex, is no help. Joan and her tearaway sister, Eva, are staying at the hotel which represents something of a romantic pilgrimage for Joan who, after ten years, still believes herself in love with Rex. Events lead to a suicide (or is it murder?). The climax involves mistaken identity and mislaid cyanide