明朝成(chéng )化年(nián )间，朝纲腐败，奸邪当道(dào )。西厂东(dōng )厂为宦官(guān )把持，混(hún )淆黑(hēi )白，陷害忠良，朝野(yě )内外(wài )噤若寒蝉。时有赵怀安（李(lǐ )连杰 饰）等流亡剑客挺身而出，接连铲除东厂数名(míng )奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂