明朝成(chéng )化年间，朝纲腐败，奸(jiān )邪当道(dào )。西(xī )厂东厂为宦官把持，混(hún )淆(xiáo )黑白，陷害忠良，朝野内外噤若寒蝉。时有赵怀(huái )安（李(lǐ )连杰 饰）等流亡剑客挺身而出(chū )，接(jiē )连铲除东厂数名奸佞(nìng )，致令阉贼胆(dǎn )战心惊。适(shì )值此时，风头正劲的西厂