On June 22, 1954, teenage friends Juliet Hulme—better known as bestselling mystery writer Anne Perry—and Pauline Parker went for a walk in a New Zealand park with Pauline's mother, Honora. Half an hour later, the girls returned alone, claiming that Pauline's mother had had an accident. But when Honora Parker was found in a pool of blood with the brick used to bludgeon her to death close at hand, Juliet and Pauline were quickly arrested,