明朝成化年间，朝纲腐败，奸邪当(dāng )道(dào )。西厂东厂(chǎng )为宦官把持(chí )，混淆黑白，陷害忠良，朝野内外噤若寒蝉。时(shí )有赵怀(huái )安（李连杰 饰(shì )）等流亡剑客挺身(shēn )而出，接连铲除东(dōng )厂(chǎng )数名奸佞，致令阉贼胆战心惊。适值此时，风头(tóu )正劲的西厂(chǎng )