John Goode is a leftie lecturer who just wants to give his beloved wife and kids a normal life. You know- north London, good schools, nice neighbours, sash windows... yes, you know. But who can afford that kind of normal these days? Goode can only daydream of becoming a television academic, or else of a bloody great economic crash that would make his job worth something again. So when he stumbles on a long-buried assault rifle whilst planting plum-trees for his children, he soon begins to wonder if this might be just the tool to seriously renegociate his family's future...