65 years after a masked serial killer terrorized the small town of Texarkana, the so-called 'moonlight murders' begin again. Is it a copycat or something even more sinister? A lonely high school girl, with dark secrets of her own, may be the key to catching him.

In 1971, Carolyn and Roger Perron move their family into a dilapidated Rhode Island farm house and soon strange things start happening around it with escalating nightmarish terror. In desperation, Carolyn contacts the noted paranormal investigators, Ed and Lorraine Warren, to examine the house. What the Warrens discover is a whole area steeped in a satanic haunting that is now targeting the Perron family wherever they go. To stop this evil, the Warrens will have to call upon all their skills and...