明朝成化年间，朝纲腐败，奸邪当(dāng )道。西厂(chǎng )东厂为宦官把持，混(hún )淆黑白，陷害忠良，朝野内外噤若寒蝉。时有赵怀安（李(lǐ )连杰 饰）等流亡剑客挺(tǐng )身(shēn )而出，接连铲除(chú )东厂数(shù )名奸佞，致令(lìng )阉(yān )贼胆(dǎn )战心惊。适值此时，风头正劲的西厂