明朝(cháo )成化年间，朝纲腐败，奸邪当道(dào )。西厂(chǎng )东厂为宦官把持(chí )，混淆(xiáo )黑(hēi )白，陷害忠良，朝野内外噤(jìn )若寒蝉。时有赵怀安（李连杰 饰）等(děng )流亡剑客挺身而(ér )出，接连铲(chǎn )除(chú )东厂数名奸佞，致(zhì )令阉贼胆战心惊(jīng )。适值此(cǐ )时，风头正劲的西厂(chǎng )