cold morning in the winter of 1984, the manager of a popular fast food joint in eastern Pennsylvania, slowly made his way up to the front door of the restaurant to unlock it. But when he grabbed the handle of the door, he found it was already unlocked. The manager was instantly worried, but he told himself that it was probably just one of the workers from the night before. They must have just forgot to lock up. So the man stepped through the door and headed past the cash registers towards the back office. But before he got to the back office, he stopped... because there was something blocking his way