Sisters Kate and Rachel travel to a house on a remote Scottish island with their respective boyfriends Russell and Sean. The first night the two couples stay in the house, Sean and Kate find themselves alone together. Sean seduces Kate and they make love. The next day, he approaches her, wanting to continue the affair but she rejects his advances. Kate does not want her Rachel or Russell to find out what happened. As Kate resists, Sean becomes increasingly disturbed and posessive. As Sean becomes more and more hostile to all around him, Russell decides they must leave the island. But Sean has different plans... Featuring Donald Pleasance ("Halloween" "Prince of Darkness"), Miranda Pleasance ("Notes on a Scandal," "Affair of the Necklace"), Allie Byrne ("Howard's End") and Jeremy Sheffield ("The Wedding Date").