明朝(cháo )成(chéng )化年间，朝纲腐败，奸邪当道。西厂东厂为宦官把持，混淆黑白，陷害忠良，朝野内外噤若寒蝉(chán )。时有赵怀(huái )安(ān )（李连(lián )杰 饰）等流(liú )亡(wáng )剑(jiàn )客(kè )挺(tǐng )身(shēn )而出，接连铲除东厂数名奸佞，致令阉贼胆战心惊。适值(zhí )此时，风头正劲的西厂(chǎng )