A shocking Long Island legend returns with a blood vengeance in this independent shocker starring Bill Moseley (The Texas Chainsaw Massacre 2) and Danielle Harris (Rob Zombie's Halloween). Back in 1978, little Mary Mattock shocked her small community when she viciously murdered her entire family with a hatchet. A decade later Mary staged a daring escape from the Kings Park Psychiatric Center, embarking on Ever since that fateful night, the date of Mary's demise has been known as Blood Night by the Long Island locals. It's a frivolous excuse for the restless teens to party like there's no tomorrow. And this year, there might not be. When a group of mischievous teens begin falling prey to what appears to be Mary Mattock's vengeful spirit, panic starts to spread, and the horrifying truth about the murderess' grim legend finally comes to light.