In early seventies Italy, plagued by criminality and political terrorism, a fearless police commissioner ( Enrico Maria Salerno ) is sent to restore law and order in a northern industrial town devastated by a recent wave of violence and kidnappings. When a gang of criminals steals his son, he has to decide whether to stick to his principles or follow his feelings. His decision will lead him to discover corruption at the highest levels of the police administration, with tragic consequences. 　　译文(2): 在70年代早期的意大利，被犯罪和政治恐怖主义所困扰，一个无所畏惧的警察局长(Enrico Maria Salerno)被派往一个被最近的暴力和绑架浪潮摧毁的北部工业城镇，以恢复法律和秩序。当一群罪犯偷走了他的儿子，他必须决定是坚持自己的原则还是跟随自己的感觉。他的决定将导致他发现警察管理最高层的腐败，造成悲剧性的后果。