 Later, he insists on bringing them to his house where they meet his wife Caroline.Although the guests are at first shown great hospitality, it becomes clear that the hosts have a peculiar relationship with each other – Robert is the product of a sadistic upbringing and Caroline, who is disabled, has an uncomfortable masochistic view of men as being masters to whom women should yield.At the beginning of their next meeting, Robert immediately separates Colin and Mary, and takes Colin for a long walk in the city.