Based on the presumed event surrounding the disappearance of 32 people on the opening night of the Grand Hotel in Williamsport, Pa., in 1953. While Detective Kaminsky is investigating the event, four teenagers break into the now-abandoned hotel for a night of festivities. Things soon go awry, and Kaminsky now has to turn his attentions to discovering the mysterious happenings surrounding the strange disappearance of two of the four teenagers.