After losing her job and boyfriend, Jan Hamlin is in desperate need of a fresh start. So she jumps at the chance to rent a secluded cottage on the edge of Coleshaw Woods. Very quickly though, things take a dark turn. At night, Jan hears strange noises, and faint taps at the window. Something, or someone, is out there. Jan refuses to be scared off. But whoever is outside isn't going away, and it soon becomes clear that the nightmare is only just beginning.