『果(guo)凍一二(er)三四傳媒』介(jie)紹:美國的(de)(de)“殺(sha)(sha)手壕(hao)”格斗比(bi)賽(sai)即將(jiang)拉開帷幕,兩支芝(zhi)加哥地區的(de)(de)黑幫(bang)都意(yi)欲在(zai)比(bi)賽(sai)中勝出(chu),而其中一方的(de)(de)王(wang)牌選(xuan)手——殺(sha)(sha)人王(wang)李呼(hu)聲頗高(gao)。青年阿(a)龍(long)(long)(long)(成龍(long)(long)(long) 飾)一家在(zai)芝(zhi)加哥經營飯店,龍(long)(long)(long)父遭黑幫(bang)勒索,阿(a)龍(long)(long)(long)出(chu)手趕跑惡人反被(bei)父親抱怨,原(yuan)來(lai)龍(long)(long)(long)父一直不滿阿(a)龍(long)(long)(long)跟自己弟(di)弟(di)學習武術(shu),斥之(zhi)不務正業,要求他(ta)向做了醫生的(de)(de)長子(zi)學習。阿(a)龍(long)(long)(long)教訓惡徒的(de)(de)經過(guo)被(bei)黑幫(bang)二(er)代當家彭(peng)看見,彭(peng)有(you)意(yi)令阿(a)龍(long)(long)(long)為他(ta)們出(chu)戰殺(sha)(sha)手壕(hao)比(bi)賽(sai),彭(peng)所在(zai)黑幫(bang)隨即毆打阿(a)龍(long)(long)(long)好友,并綁架了阿(a)龍(long)(long)(long)沒過(guo)門的(de)(de)嫂子(zi)要挾他(ta)與(yu)殺(sha)(sha)人王(wang)戰斗。阿(a)龍(long)(long)(long)和叔(shu)叔(shu)救(jiu)人失(shi)敗,無(wu)奈只(zhi)得刻苦訓練,代表彭(peng)一伙參加比(bi)賽(sai)。阿(a)龍(long)(long)(long)在(zai)比(bi)賽(sai)中