As tensions rise between American militia groups and the U.S. government, the Justice Department sends Mack Bolan undercover to defuse the situation. Before long, Bolan has infiltrated the Brotherhood of Patriots and is sent on assignment to collect a weapons shipment and raid a National Guard armory. But as he works to discover the strategist for the militias, Bolan knows that he has precious little time to complete his mission--or be asked to prove his allegiance by committing a violent crime.