明朝成化年间，朝纲腐败，奸邪当(dāng )道。西厂东(dōng )厂为宦官把持，混淆黑白(bái )，陷害忠良，朝野内(nèi )外噤若寒(hán )蝉。时有赵怀(huái )安(ān )（李连杰 饰）等流亡剑客挺身而出，接连铲除(chú )东厂数名奸佞，致令阉(yān )贼胆战心(xīn )惊。适值此时(shí )，风头正劲的西(xī )厂(chǎng )