For years, Martin has been working on his great play about cloud castles, flying pirates and a feisty princess. His secret role model for the leading character is his good friend Isabel, a cheeky young woman who is waging war on genetically modified seeds around the world. And she is leaving tomorrow to go to the middle of Africa for the next three years. Low and behold, Martin confesses his love to her at the departure desk. A confession which would have meant the world to Isabel some time ago, but now comes too late to change things. But then the flight is delayed for several hours. Isabel takes off into the city to talk to Martin, but he has disappeared...
故事发生在美国底特律,不断升高的犯罪率和持续扩大的犯罪势力让警方苦不堪言,为了控制这些“不稳定的因素”,警方划出了“红砖特区”,用以隔离罪犯和平民。在特区之中,以毒枭特里梅因(罗伯特·菲茨杰拉德·迪格斯 RZA 饰)为首的犯罪集团掌控着大部分的资源和权利,构筑了一种岌岌可危的微妙平衡。 一场意外让利诺(大卫·贝尔 David Belle 饰)成为了特里梅因的眼中钉,为了引出利诺,特里梅因绑架了他的女友罗拉(卡塔利娜·丹尼斯 Catalina Denis 饰),与此同时,野心勃勃的探员达米安(保罗·沃克 Paul Walker 饰)亦希望能够将作恶多端的特里梅因捉拿归案,个性迥异但境遇相同的利诺和达米安走到了一起,决定联手。