Appointment with Death

Among the towering red cliffs of Petra, like somemonstrous swollen Buddha, sits the corpse of Mrs. Boynton. A tiny puncture mark on her wrist is the only sign of the fatal injection that killed her.
With only twenty-four hours available to solve the mystery, Hercule Poirot recalled a chance remark he’ d overheard back in Jerusalem: “ You see, don’ t you, that she’ s got to be killed? ” Mrs. Boynton was, indeed, the most detestable woman he’ d ever met. . . .