明(míng )朝成化年间，朝纲腐败，奸(jiān )邪当道(dào )。西厂东厂为宦官把持(chí )，混(hún )淆黑白，陷害忠良，朝(cháo )野内外噤若寒蝉。时有赵怀安（李连杰 饰）等(děng )流亡剑客挺身而出，接连铲(chǎn )除东(dōng )厂数(shù )名奸佞，致令阉贼胆战(zhàn )心惊。适值此时，风(fēng )头正(zhèng )劲的西厂