Although Agatha Christie herself didn’t take this work seriously, saying, “I don’t even remember how I wrote it,” the novel became one of the favorites among fans of the great Hercule Poirot. While relaxing on the Cornish coast with her faithful assistant Captain Hastings, Poirot accidentally learns that the wealthy owner of a large estate nearby their hotel—beautiful Nick Buckley—complains about a deadly danger supposedly threatening her. First, her car’s brakes suddenly fail out of nowhere. Then, on a mountain trail, a boulder that falls from above flies past her by mere centimeters. And to make matters worse, a heavy painting crashes down on the woman from a wall. Finally, when Poirot finds a bullet hole in Nick’s summer hat, he decides that the danger really does exist—and begins an investigation. But his results will astonish even a seasoned criminal mind like Poirot’s…