『唐頓莊園(yuan)第四季』介紹(shao):因(yin)家鄉年景不(bu)(bu)(bu)好,青年鄭(zheng)(zheng)潮(chao)(chao)安(an)(李小龍 飾(shi))跟隨三叔遠赴泰(tai)國,鄭(zheng)(zheng)在當地華(hua)工(gong)(gong)(gong)(gong)許(xu)(xu)劍(田俊 飾(shi))的(de)幫助下,得(de)到了一(yi)份冰(bing)廠(chang)的(de)工(gong)(gong)(gong)(gong)作(zuo)許(xu)(xu)劍為(wei)(wei)(wei)人(ren)(ren)仗(zhang)(zhang)義好打抱不(bu)(bu)(bu)平(ping),時常卷入(ru)爭斗,鄭(zheng)(zheng)潮(chao)(chao)安(an)雖也學得(de)一(yi)身功夫(fu),但礙于(yu)母親的(de)勸誡不(bu)(bu)(bu)能出手。華(hua)工(gong)(gong)(gong)(gong)們工(gong)(gong)(gong)(gong)作(zuo)的(de)這家冰(bing)廠(chang)為(wei)(wei)(wei)牟取利益,在冰(bing)中(zhong)(zhong)藏(zang)匿毒品(pin)販運,不(bu)(bu)(bu)久,兩名華(hua)工(gong)(gong)(gong)(gong)因(yin)為(wei)(wei)(wei)偶然(ran)拾到了冰(bing)中(zhong)(zhong)的(de)毒品(pin),被廠(chang)長和(he)老(lao)板(ban)殺害(hai),許(xu)(xu)劍向老(lao)板(ban)要人(ren)(ren),反(fan)被對方(fang)派(pai)眾打手于(yu)家中(zhong)(zhong)殘忍(ren)殺害(hai)。工(gong)(gong)(gong)(gong)友們尋找失(shi)蹤的(de)華(hua)工(gong)(gong)(gong)(gong)和(he)許(xu)(xu)劍無獲,于(yu)是罷(ba)工(gong)(gong)(gong)(gong)抗議,廠(chang)長和(he)監工(gong)(gong)(gong)(gong)們痛(tong)打工(gong)(gong)(gong)(gong)人(ren)(ren),鄭(zheng)(zheng)潮(chao)(chao)安(an)仗(zhang)(zhang)義出手,廠(chang)長畏懼升(sheng)其為(wei)(wei)(wei)領(ling)導,眾工(gong)(gong)(gong)(gong)人(ren)(ren)稱(cheng)呼(hu)鄭(zheng)(zheng)為(wei)(wei)(wei)“唐山(shan)大兄(xiong)”。老(lao)板(ban)方(fang)面見籠(long)絡鄭(zheng)(zheng)潮(chao)(chao)安(an)不(bu)(bu)(bu)成(cheng),殺害(hai)了所(suo)有華(hua)工(gong)(gong)(gong)(gong),鄭(zheng)(zheng)潮(chao)(chao)安(an)沖到老(lao)板(ban)家中(zhong)(zhong),欲令其血(xue)債血(xue)償…