Disillusioned by the end of the war in Afghanistan, a group of disgraced, war-torn ex-CIA operatives set out to Tehran to take down a life-changing score.

快退休的警探肖被威胁儿子将被连环杀手活埋。他必须按照匪徒的要求快速解决三起谋杀案，才能得到儿子获救的线索。