A Parisian museum director believes his wife has lost interest in him and so places a poisoned cigarette in the box on his desk - thus allowing chance to decide the moment of his death.
四个生活在英国的穆斯林青年：奥马尔（Riz Ahmed 饰）、白人巴里（Nigel Lindsay 饰）、瓦伊以及费萨尔正在用一只玩具枪做道具拍摄圣战视频，献身圣战是他们狂热的梦想。奥马尔厌倦了巴里那吃电话卡避免被追踪的无厘头理论，与瓦伊远赴巴基斯坦的穆斯林游击战士训练营学习，奥马尔和瓦伊的苦逼训练生活很快因为误打战友而终止了；留在英国的巴里…
