明朝成化年间，朝纲腐(fǔ )败，奸邪当道。西厂东(dōng )厂为宦官把持，混(hún )淆(xiáo )黑(hēi )白，陷害忠良，朝(cháo )野内外(wài )噤若寒蝉。时有赵怀安（李连(lián )杰 饰）等流亡剑(jiàn )客挺身而出，接连铲除东厂数名奸佞，致令阉贼胆战心(xīn )惊。适值此时(shí )，风头正劲的西厂