明朝成化年间，朝纲腐败，奸邪当道(dào )。西(xī )厂东厂为宦官(guān )把持，混(hún )淆(xiáo )黑白，陷害忠良，朝(cháo )野内外噤(jìn )若寒蝉。时有(yǒu )赵怀安（李连杰 饰(shì )）等(děng )流亡剑客挺身而出，接连铲除东厂数名奸佞，致(zhì )令阉贼胆战心惊。适值此(cǐ )时，风头(tóu )正劲的西厂(chǎng )