明朝成化年间，朝纲腐败(bài )，奸邪当道。西厂东厂(chǎng )为宦官(guān )把(bǎ )持，混淆黑白，陷害忠良，朝野内外(wài )噤若寒蝉。时有(yǒu )赵怀(huái )安（李连杰(jié ) 饰(shì )）等流亡剑客(kè )挺身(shēn )而出，接连铲除东厂数名奸佞，致令阉贼胆战心(xīn )惊。适值此时，风头正劲的西(xī )厂