4x9 - The Secret Life of Us

They're the best of mates, but will their friendship survive the revelation of a shock secret? It all looks set to change between Christian and Stu when Christian makes a startling confession. Speaking of secrets, Lucy discovers the real nature of Adam and Nikki's relationship. Kelly, meanwhile, has doubts about her lecturer and lover, Frank, and will Bree accept that Jeff will never be interested in her?