Tourist Trap

When his car has a flat tire, Woody seeks a gas station in an empty road. He finds a deserted place and is attacked by mannequins in a room and dies. Meanwhile his girlfriend Eileen waits for him in the car. However their friends Jerry, Molly and Becky arrive and they decide to look for him. They find a paradisiacal waterfall but their car breaks down. While Jerry tries to fix the car, the girls bath in a lake. Out of the blue, an old man arrives and he introduces himself as Mr. Slausen, who owns the place. He brings Molly, Becky and Eileen to his house and tells that he would help Jerry. They find a waxwork museum with armed cowboys. Eileen decides to leave the house to find a telephone, but she is attacked and strangled by a masked stranger. Who might be the killer and how will he girls flee from the spot?