明朝成化年间，朝纲腐败，奸(jiān )邪当道。西厂东(dōng )厂为宦官把持，混(hún )淆黑白，陷害忠良，朝野内(nèi )外噤若寒蝉。时(shí )有(yǒu )赵怀安（李连(lián )杰(jié ) 饰(shì )）等流(liú )亡剑(jiàn )客(kè )挺身(shēn )而出，接连铲除东厂数名奸佞，致令阉贼胆战(zhàn )心惊。适值此时(shí )，风头正劲的西厂