『我的好媽媽7高(gao)清在(zai)線觀看』介(jie)紹(shao):上(shang)海灘十里洋場,是無(wu)數(shu)人(ren)(ren)追(zhui)夢的樂園……天生神力的青年馬(ma)(ma)永(yong)貞(zhen)(伍允龍(long)(long) 飾)從家鄉(xiang)來(lai)到上(shang)海謀生,在(zai)當時占有上(shang)海一(yi)半勢力范圍的老幫(bang)(bang)(bang)派斧(fu)頭幫(bang)(bang)(bang)治下(xia)(xia)謀得一(yi)份苦工,豈料因同伴竊取斧(fu)頭幫(bang)(bang)(bang)的鴉(ya)片,在(zai)后者發難(nan)之際與同住貧(pin)民(min)區的老鐵(tie)(洪金寶 飾)將工友救下(xia)(xia),為(wei)(wei)了追(zhui)蹤(zong)那批(pi)鴉(ya)片的下(xia)(xia)落,馬(ma)(ma)永(yong)貞(zhen)與上(shang)海另一(yi)半勢力范圍的主(zhu)人(ren)(ren)——新近崛起的龍(long)(long)七(安志杰 飾)不(bu)打不(bu)相(xiang)識,并因為(wei)(wei)受到斧(fu)頭幫(bang)(bang)(bang)排擠,不(bu)得不(bu)與同伴們投奔龍(long)(long)七。因秉持(chi)母親(qin)的教誨(hui),馬(ma)(ma)永(yong)貞(zhen)無(wu)意加入(ru)龍(long)(long)七的幫(bang)(bang)(bang)會,但龍(long)(long)七不(bu)以為(wei)(wei)意,反與之結為(wei)(wei)知交。不(bu)久,那批(pi)鴉(ya)片的真正主(zhu)人(ren)(ren)——日本人(ren)(ren)為(wei)(wei)了介(jie)入(ru)上(shang)海,利(li)用斧(fu)頭幫(bang)(bang)(bang)和龍(long)(long)七的矛盾欲置龍(long)(long)七與老鐵(tie)等(deng)人(ren)(ren)于死(si)地,馬(ma)(ma)永(yong)貞(zhen)忍(ren)無(wu)可(ke)忍(ren),誓(shi)要復仇……