At Bedford University, Professor Macklin presides over a “sex and the human condition” seminar. It is soon revealed however that Sarah had an affair with a professor, which is about to be made public by Richard, the school newspaper's editor, who happens to be a recovering alcoholic. Meanwhile, Sarah is upset over the fact that her younger brother, Owen, is also a part of the sex seminar, which means he will hear the sordid details of her sex life. (thetvdb.com)