萨罗(戴夫·帕特尔 Dev Patel 饰)和妹妹、哥哥以及母亲过着相依为命的生活,虽然贫穷艰辛,但一家人在一起相互扶持,日子过得依然温暖而又充满了欢乐。一次偶然中,萨罗同哥哥在火车站走散了,误打误撞之中,萨罗登上了一列开往加尔各答的火车,在那里,萨罗成为了露宿街头的流浪儿,并最终被送进了收容所。 幸运的萨罗被来自澳大利亚的约翰(大卫·文翰 David Wenham 饰)和苏(妮可·基德曼 Nicole Kidman 饰)夫妇两收养了,在两人爱的教养下,萨罗成长为了前途无量的有为青年。在学校里,萨罗邂逅了名为露西(鲁妮·玛拉 Rooney Mara 饰)的女生,两人很快走到了一起。某次派对中,来自家乡的食物勾起了萨罗对过去的回忆,他萌生出了回到家乡寻找家人的念头。
River of Grass has all the elements of a conventional road movie: a car, a gun, criminal plans, and young lovers on the run from an angry father who also happens to be a suspended police officer. But writer and director Kelly Reichardt has instead taken these familiar elements and fashioned an anti-road movie, a deadpan film that is more existentialist comedy than crime drama. The young lovers in question are Cozy, the cop's daughter, and Lee Ray, a shady character from the wrong end of town. Lee Ray comes into possession of a pistol, and soon he and Cozy find themselves unintentionally involved in a shooting. Fearing capture by the law, the two make plans to leave town, committing a series of robberies on the way. However, they don't manage to get very far; indeed, the film's central premise is how the romantic myth of lovers on the lam proves disappointing in the face of a far more pedestrian reality. This well-received, low-budget indie was shot on location in South Florida, placing its story against an appropriately depressed landscape of sun-bleached strip malls, barren highways and overgrown, swampy fields; the title is another name for the Florida Everglades.