Jack Sullivan has been discharged from the military after a lengthy court marshal for striking a superior officer. Along with his 9-year-old daughter Charlie, the two move back to Jack's childhood home of "Mentor Headlands", a small town located in Northeastern Ohio's marshlands. As familiar as the Headlands are to Jack, he is struck by all the new development and the loss of woods and marsh he used to play in as a child. Shortly after arriving to the house he inherited after his father passed away, Jack is reunited with his old friend Bob Perkins, who is now the Sheriff. Bob is in the midst of trying to figure out what has been killing and mutilating the local animal population. Several deer over the last week have turned up ripped to shreds and with the help of Park Ranger Sandy Parker; the two have concluded that a bear must have wandered into the area. This theory makes sense to Jack until he sees something standing in the fog - a Bigfoot...