底特律警探马蒂·金斯顿，是地下毒品组织的卧底，组织的成员陆陆续续被谋杀。为了解决此问题，他与一位骄傲而年轻的警探合作。然而，他们被所发现的腐败真相而彻底震惊了...　　Ray Liotta (Goodfellas) delivers an intense, electrifying performance in this explosive follow-up to the gritty urban crime thriller Street Kings. Liotta plays Detroit detective Marty Kingston, the leader of an undercover narcotics team, whose members are being systematically murdered one by one...妈妈的朋友电影