A rejuvenated Stephen heads back to the John Barleycorn, where pub landlord Andrew is feeling restricted

Stephen wonders whether Charismatic Mike (Anthony Head), one of Ellen's ex-lovers, could be his biological father

Stephen's on a health kick, Cass embraces student living and Geoff has a dramatic change in his relationship status. But things soon start to unravel.

Andrew helps Alison's parents to make a life-changing decision. So Alison and Stephen conspire to solve the Andrew problem once and for all. Meanwhile, Geoff's relationship collapses.

Stephen and Alison try to track down Andrew's birth mother, but have they crossed a line?