明朝成化年间(jiān )，朝纲腐败，奸邪当道。西厂东(dōng )厂为宦官把持，混(hún )淆黑白，陷(xiàn )害忠(zhōng )良，朝野内外噤若寒蝉。时有(yǒu )赵怀(huái )安（李连杰(jié ) 饰）等流亡(wáng )剑客挺身而(ér )出，接(jiē )连铲除东厂数名奸佞，致令阉贼胆战心惊。适值此时，风头正劲(jìn )的西厂