明朝(cháo )成化(huà )年(nián )间(jiān )，朝(cháo )纲腐败，奸邪当道。西厂东(dōng )厂为宦官把持，混淆黑白，陷害忠良，朝野内外噤若寒(hán )蝉。时(shí )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(lìng )阉贼胆(dǎn )战心惊。适值此时，风(fēng )头正劲的西厂