在这部忍者黑帮剧情/动作/爱情/惊悚片中,一位退休的功夫冠军东山再起，挺身而出对抗一群东方杀手的杀人密令。功夫专家罗礼士（曾演出《北越归来》、《再见越南》）单枪匹马迎战某个由忍者集结的黑帮，这个组织专门训练国际恐҉怖份子，李范克里夫则在片中饰演该组织的一名神祕外籍聘雇人员。
Scott's life is plagued by two kinds of flashbacks. First are the childhood memories of the rigorous training he and a friend endured under a martial arts master. The second is of a mission Scott went on that ended with him watching his friend get murdered. Scott later becomes drawn closer to a vicious crime ring known as The Octagon. As he gets closer to the truth, Scott learns that these may be the men that murdered his friend so long ago.
