Murray is the nicest guy you could hope to meet. He's a devoted husband; he works hard, and is a loyal friend and colleague. When he throws a surprise 40th birthday party for his wife Bex, it's Murray who gets the biggest surprise of the night - she's leaving him. Murray's quest to win Bex back is going to be quite a struggle. Whether accidentally assaulting a romantic rival, or failing to impress Bex with a tenuous celebrity connection, he invariably manages to make the situation worse. But will his mission to resurrect his marriage end in triumph, or disaster?