When his long suffering girlfriend disappears suddenly, leaving a cryptic note as her only explanation, Hank's comfortable life and his sanity begin to crack. Then, from the woods surrounding his house, something terrible starts trying to break in.
For her first day of orientation, Dr. Tristian Mackenzie makes her way to the Silverdale Psychiatric Hospital for the criminally insane, where she learns of the strange series of cases from the similarly strange Dr. Moon.
