When Detective Bud Carter arrests of Jesse Weiland, a contract killer from a criminal syndicate, he convinces the killer to becomes an informant. Unfortunately, his control seems to be shaky as FBI show their interests and go for the case. When the mob boss, Lutin Adams identify Weiland as the 'rat', he executes the betrayal's family and placing Carter and Weiland's heads as the prime target. The two then team up for bringing down the syndicate and the boss who ordered the hit