明朝成化年间，朝纲腐败，奸(jiān )邪当道。西厂东(dōng )厂为宦(huàn )官把持，混淆(xiáo )黑白，陷害忠良，朝野内外(wài )噤若寒蝉。时有赵怀安（李连(lián )杰 饰）等流(liú )亡剑(jiàn )客(kè )挺身而出，接连铲除(chú )东厂数(shù )名奸佞，致令阉贼胆战心(xīn )惊。适值此(cǐ )时，风(fēng )头正劲的西厂