明朝成化年(nián )间，朝纲(gāng )腐败，奸邪当(dāng )道。西厂(chǎng )东厂为宦(huàn )官把持，混淆黑白，陷害忠良，朝野内外噤(jìn )若寒蝉。时有赵怀安（李(lǐ )连杰(jié ) 饰）等流亡剑客挺身而出，接(jiē )连铲除东(dōng )厂数(shù )名奸佞，致令阉贼胆战心(xīn )惊。适值此时，风(fēng )头正劲的西厂(chǎng )