明朝成化年间，朝纲腐败，奸(jiān )邪当道(dào )。西厂东厂为宦官把持(chí )，混淆黑(hēi )白，陷害忠良，朝野内外噤(jìn )若寒(hán )蝉。时有赵(zhào )怀安（李(lǐ )连杰 饰）等(děng )流亡剑客挺身而(ér )出，接连铲除东(dōng )厂数名奸佞，致令阉贼胆(dǎn )战心惊。适(shì )值此时，风头正劲的西厂