明朝成(chéng )化年(nián )间，朝纲腐败，奸邪当道。西厂东厂为宦官把持(chí )，混(hún )淆黑白，陷(xiàn )害忠良，朝野内外噤若寒蝉。时(shí )有赵怀(huái )安（李连杰(jié ) 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 )贼胆战心惊。适值此时，风头正劲的西(xī )厂