It's Fourth Of July Weekend, and the recently discovered corpse of Sgt. Sam Harper - killed by 'friendly fire' during the first Gulf War - is returned to his all-…

纽约街头接连发生残酷杀人事件，被害者死状恐怖，令人不忍卒睹。所有目击者都指证凶手系一身传警官制服的男子。随着死者数量持续增加，市政厅决定对此事件进行彻底抽查，并派出得力干探弗兰克（Tom Atkins 饰）负责此案。　　不久，一个…

罗伯特·戴维依饰演纽约市的警官柯代尔，原是警界精英，但过分忠直却处处树敌，终于被敌人诬陷下狱。他在狱中受尽折磨，心性大变，复仇之火使他变成极尽毁灭能事的刽子手，甚至在出狱后仍要重回监狱去对付那些欺负过他的仇人。

A female cop is gunned down and wrongly accused of using excessive force in a hostage rescue attempt. Maniac cop returns from the dead once more to seek revenge, destroying everthing and anyone that stands in his way.