Blood Hunger

While driving through a road in the countryside of England, John and Harriet see a beautiful woman hitchhiking and Harriet sees another one hidden behind a tree. Soon they stop their trailer nearby an old house to camp. Later the woman, Fran, arrives with a man called Ted in the old house and she brings him to her room. They drink wine and have sex, but on the next morning Fran vanishes and Ted sees that his arm is cut. He drives to John and Harriet's trailer and they treat his wound. He returns to the house and sleeps in his car. In the night, Fran and her girlfriend Miriam arrive with another man. What Ted does not know is that they are vampire and they have just attacked the man to drink his blood. Meanwhile the snoopy Harriet decides to investigate the women.