明朝成化年间，朝纲腐败，奸邪当道。西厂东(dōng )厂为宦官把持，混(hún )淆(xiáo )黑白(bái )，陷害忠良，朝野内(nèi )外(wài )噤若寒蝉。时有赵怀安（李连(lián )杰 饰）等流亡(wáng )剑(jiàn )客挺身(shēn )而出，接连铲除东厂数名奸佞，致令(lìng )阉贼胆(dǎn )战心(xīn )惊。适值(zhí )此时，风头正劲的西厂