『磁力(li)蜘蛛』介(jie)紹(shao):韋小(xiao)寶(bao)(bao)(周星(xing)馳飾(shi))要(yao)護(hu)送(song)建寧公(gong)主(邱淑貞飾(shi))嫁到(dao)云南,在途(tu)中遇到(dao)了獨臂神尼的(de)刺殺(sha)。小(xiao)寶(bao)(bao)被抓走(zou)后,借口拜神尼為師(shi),其實是想(xiang)(xiang)追求其徒弟(di)阿珂(李嘉欣飾(shi))。不料韋小(xiao)寶(bao)(bao)被神龍(long)(long)教(jiao)圣(sheng)女龍(long)(long)兒(er)(林青霞飾(shi))抓走(zou),想(xiang)(xiang)要(yao)報了之前在王宮里埋下的(de)仇(chou)恨,卻沒(mei)想(xiang)(xiang)到(dao)遭到(dao)了平西王的(de)陷害。韋小(xiao)寶(bao)(bao)極力(li)相救,龍(long)(long)兒(er)以(yi)身相許(xu)更把絕世武功(gong)傳于韋小(xiao)寶(bao)(bao)。韋小(xiao)寶(bao)(bao)與公(gong)主之間(jian)的(de)事情(qing)被平西王發現了,平西王更提(ti)前造反,小(xiao)寶(bao)(bao)將貪圖富貴的(de)馮錫范騙到(dao)東郊皇陵,沒(mei)想(xiang)(xiang)到(dao)那里竟然是大清龍(long)(long)脈……