明朝(cháo )成化年间，朝纲腐败，奸邪当道。西厂(chǎng )东厂为宦官(guān )把持，混(hún )淆黑白(bái )，陷害忠良，朝野内外噤若寒蝉。时(shí )有赵怀安（李连杰(jié ) 饰）等流亡剑客挺身而出(chū )，接连铲除东厂(chǎng )数(shù )名奸佞，致(zhì )令阉贼(zéi )胆战(zhàn )心惊(jīng )。适值此时，风头正劲(jìn )的西厂