影片讲述了因不明感染事件而被封锁的建筑内，孤立无援的幸存者们对抗以无法预测形态进化的感染者的故事。
讲述曾是天才白帽黑客的主人公野原（阿部宽 饰）因被陷害而失去一切，他策划欺骗金融市场的AI“守门人”，试图获取巨额财富的故事。 本片改编自川村彻彦的小说《止损：外汇模拟交易成功故事》，片名“CANDLESTICK”源自金融交易中的K线图。
The crooks in London know how it works. No one carries guns and no one resists the police. Then a new gang appears that go one better. They dress as police and steal from the crooks. This upset's the natural order of the police/criminal relationship and the police and the crooks join forces to catch the IPOs (Impersonating Police Officers), including an armored car robbery in which the police must help the gangs to set a trap.
