Trailer here.
The film is set in the 1920's. A young woman called Daphne(Carlson) hears a voice calling for help. She sees a man who has hung himself. It is all a prank by her friends. They are having a party. Daphne has a boyfriend called Geoffrey(Ian McCulloch) and he wants to race his pal. They drive off into a fog. They get lost and run out of petrol. Daphne tells him to go and find some. She is left alone in the car. Someone is there, watching her. Daphne gets out of the car and goes looking for her boyfriend. A man comes alone and he asks her if he can help. She tells him no. She comes to a house but the man tells her not to go up there. He says that it is empty. She is spooked and runs up there. He hits her on the head with a rock.