The Haunting. November 13, 1974. The idyllic Long Island town of Amityville sleeps peacefully. At about 3:15 a.m., using a high-powered hunting rifle, 23-year-old Ronald DeFeo Jr., systematically murders his entire family in their beds. Troubling questions surrounding the murders remain. 13 months later, the house's new owners claim to be terrorized and driven out by evil spirits. What is the story behind the real incident that inspired one of the most popular horror books and films of our time?