Based on real events, the story follows a father and son (Offerman and Tremblay) who identify as Sovereign Citizens, a group of anti-government extremists, as they venture across the country and find themselves in a standoff with a chief of police (Dennis Quaid) that sets off an intense manhunt with tragic consequences.。兴隆商队押送金沙,途中商队遭到刀匪抢劫,除张小念头部受伤之外全被劫杀,张小念委身与义庄之内与黄大人联手追查刀匪行踪,在几经调查之后,查出刀匪真实身份,在刀匪转运赃物途中将他们抓捕归案。。