|Fact-based story about a 1975 cover-up of a shooting by two white members of the Boston Tactical Unit. While on stakeout on a suspected getaway car used in a armed robbery, the two gunned down a black man who entered the car. The two claimed the man had
由馬迪警督押送的嫌疑犯威高（吉昂•馬利亞•沃隆特 Gian Maria Volonté 飾）從火車上逃跑，馬迪馬上聯絡總部在各處設置路障，並且出動警力大力搜捕威高。科裡（阿蘭•德龍 Alain Delon 飾）提前從監獄裡被釋放，當晚找到了昔日舊友裡克敲詐得到了錢和槍，隨後買了車離開此地。威高死裡逃生巧合之下躲進了科裡的後備箱裡。科裡經過路障檢查時幫助威高蒙混過關，兩人就此結識。他們途中被劫匪搶劫，兩人相互配合殺死了劫匪。馬迪警官判斷威高逃跑會投靠酒吧店主桑提，於是找到桑提要求他當線人並提供線索，桑提
