明朝成化年间，朝纲腐败，奸邪当(dāng )道。西厂东厂为宦官把持，混(hún )淆黑白，陷(xiàn )害忠良，朝(cháo )野内外噤(jìn )若(ruò )寒蝉。时有赵(zhào )怀安（李(lǐ )连杰 饰）等流亡剑客挺(tǐng )身而出，接连铲(chǎn )除东厂数名奸佞，致(zhì )令阉贼胆战心惊(jīng )。适值此时，风(fēng )头正劲的西厂