『YY在線播放(fang)』介紹(shao):上海(hai)(hai)灘十(shi)里洋場,是無數人(ren)追夢的(de)(de)樂園……天生神(shen)力(li)的(de)(de)青年馬永(yong)貞(伍允龍(long) 飾(shi)(shi))從家(jia)鄉(xiang)來到(dao)上海(hai)(hai)謀生,在當時占有上海(hai)(hai)一半勢力(li)范(fan)圍的(de)(de)老(lao)幫(bang)派斧頭(tou)幫(bang)治下謀得一份苦工(gong),豈料因同(tong)伴竊取斧頭(tou)幫(bang)的(de)(de)鴉片(pian)(pian),在后者發(fa)難之(zhi)(zhi)際與同(tong)住貧(pin)民區(qu)的(de)(de)老(lao)鐵(洪金(jin)寶 飾(shi)(shi))將工(gong)友(you)救下,為了追蹤那批鴉片(pian)(pian)的(de)(de)下落,馬永(yong)貞與上海(hai)(hai)另一半勢力(li)范(fan)圍的(de)(de)主(zhu)(zhu)人(ren)——新近崛起的(de)(de)龍(long)七(qi)(qi)(安(an)志杰 飾(shi)(shi))不(bu)打不(bu)相識,并因為受(shou)到(dao)斧頭(tou)幫(bang)排(pai)擠,不(bu)得不(bu)與同(tong)伴們投奔(ben)龍(long)七(qi)(qi)。因秉(bing)持母親的(de)(de)教誨,馬永(yong)貞無意(yi)加入龍(long)七(qi)(qi)的(de)(de)幫(bang)會,但龍(long)七(qi)(qi)不(bu)以(yi)為意(yi),反與之(zhi)(zhi)結(jie)為知交。不(bu)久,那批鴉片(pian)(pian)的(de)(de)真正主(zhu)(zhu)人(ren)——日本人(ren)為了介入上海(hai)(hai),利用斧頭(tou)幫(bang)和龍(long)七(qi)(qi)的(de)(de)矛盾欲置龍(long)七(qi)(qi)與老(lao)鐵等人(ren)于死(si)地,馬永(yong)貞忍(ren)無可忍(ren),誓要復仇……