An apocalyptic event known as The Crisis has devastated David's world leaving him to rely on survival tactics learned from childhood. Isolated and alone, David has taken refuge in a tent on the edge

本片是BBC的自制电视电影，取材自英国当代文学巨匠克里斯托弗·伊舍伍德的自传小说原著记载了克里斯托弗（Matt Smith 饰）从1929-1939十年间游历欧洲（尤其是德国）的见闻，直到1939年他动身前往中国电影着重描写他如何从盖世太保手里救下令他头头是道的扫地男孩汉兹（Douglas Booth 饰）的经过。其间交叉他与摩登女郎罗丝（Imogen Poots 饰）的真诚友谊以及和犹太富贾鲍比