In a dilapidated cyberpunk city plagued by crime and corruption, an unscrupulous District Attorney is savagely murdered and tossed out of a building onto his brand new car.　　Mysteriously, the District Attorney and his car come back to life as a single being with a thirst for vengeance. The eerie driverless car embarks …

天真甜美的十四岁少女海莉（艾伦·佩吉 Ellen Page 饰）在收集上熟悉了三十二岁的摄影师杰夫（帕特里克·威尔森 Patrick Wilson 饰），二人相约在咖啡馆碰头，相谈甚欢。海莉主动要求往杰夫家，让他为本人拍摄艺术照片，杰夫欣然从命。聊天喝酒今后，杰夫忽然眩 晕倒地，醒来发明本人竟被五花大绑。原来海莉是有备而来，就是要责罚在收集上蛊惑…

报告了2050年地球已经成为人口多余时代,为了援助当局掌握人口发展而出现的一种新型角逐，死亡比赛。全国各地的参赛者每年靠改装汽车这类杀野生具来取得分数以牟取暴利。