明朝(cháo )成化年间，朝(cháo )纲腐败，奸邪当道(dào )。西厂(chǎng )东厂为宦官(guān )把持，混淆黑白，陷(xiàn )害忠良，朝野内外噤若(ruò )寒(hán )蝉。时有赵怀安（李连杰 饰）等流亡剑客挺身而出，接连铲除(chú )东厂数名奸佞，致令阉贼胆(dǎn )战心惊。适值此时，风头正劲(jìn )的西厂