明朝成化年间，朝纲腐败，奸邪(xié )当道(dào )。西厂东厂(chǎng )为宦官把持，混淆(xiáo )黑白，陷害忠良，朝(cháo )野内外噤若寒蝉。时有赵(zhào )怀安（李连杰 饰）等流(liú )亡(wáng )剑客挺身而出，接连铲除(chú )东厂数名奸佞，致(zhì )令阉(yān )贼胆战心惊。适值此时，风(fēng )头(tóu )正劲的西厂