基于Chris Ryan的百万畅销小说改编。John Porter原本是一名战士，后因一次拯救人质行动失败而被军队除名。他渴望找到机会恢复自己的名誉。 High-octane Action Explodes Onto Your Screens As Chris Ryan’s Strike Back Finally Arrives On Sky1 HD. Based On The Multi-million Selling Book From Ex-SAS Man Chris Ryan, This Is UK Drama As You’ve Never Seen It Before.