上海滩十(🌠)里洋场,是无(🐽)数(🥇)人追梦的乐(lè )园(yuán )……天生神力(🕸)的青年(nián )马永(🤴)贞((🎺)伍允龙(lóng ) 饰(shì )(🥈))从家乡来(🔬)到(dào )上海谋(🥩)生(shēng ),在当(dāng )时(🌫)占有上海一半势(🏇)力范(fàn )(📼)围(😎)的老(lǎo )帮派斧头帮治(🎩)下(xià )谋得一份(fèn )苦工(gōng ),岂料因同伴窃取斧头帮的鸦片(piàn ),在(zài )后(🗑)者发(fā )难之际(😻)与(yǔ )同(tóng )(🖍)住贫民区的老铁(洪金宝 饰)将工(🚣)友(yǒu )救(jiù )下(xià ),为了追踪那批鸦(yā )片(💱)的下落(🎛),马永贞(zhēn )与上(🗞)海(🙂)另(lìng )一半势力(🏂)范围的(🤸)主(zhǔ )人(rén )(🙄)——新(xīn )近崛(jué )起的龙七(安志(🥫)杰 饰)(🔔)不打不相识,并因为受到(dào )(🎋)斧头帮排(pái )挤(🚴),不得不(bú )与同(tóng )伴们(men )投奔(❕)龙七(qī )。因秉(bǐng )持母亲的(💍)教诲(huì ),马永(🈸)贞无意(yì )加入龙七的帮会,但(💅)龙七不以为意,反与(yǔ )之结为知(zhī )交。不(📧)久,那批鸦片的真正主人(rén )——日本(běn )人为(🍽)了介入上海,利(🌂)用斧头帮(🐖)和龙七(🔫)的(💣)矛盾欲置龙七与老铁等(děng )人于(🕕)死地(dì ),马永(yǒng )贞忍无可忍,誓(👩)要复(fù )仇(chóu )……