<p>George''s friend, Kaz, arrives at the flat with a staggering request: she and her partner Gail want to have a child, and they''d like George to be the father. George is warming to the idea - he''s always wanted kids, and he can be as involved in the baby''s life as he wishes - but he is wary: what if his condition is genetic?<br><br>Mitchell and Annie don''t approve of the new plan, but Mitchell is wrestling with a difficult decision of his own. A patient at the hospital, Leo, is surprisingly good company for a pasty older bloke who believes the 1980s were a golden age. But he seems a little too interested in Mitchell''s history - and he has a surprising request of his own in store for his new friend...<br><br><i>Featuring Mitchell, George and Annie, as played by Aidan Turner, Russell Tovey and Lenora Crichlow in the hit series created by Toby Whithouse for BBC Television</i></p>