明朝(cháo )成(chéng )化年间，朝纲腐败，奸(jiān )邪当道。西厂东厂为宦官把持，混(hún )淆黑白，陷害忠(zhōng )良，朝野(yě )内外噤(jìn )若寒蝉。时有赵怀安（李(lǐ )连杰 饰）等流亡剑(jiàn )客挺身而出，接连(lián )铲除东厂数名奸(jiān )佞，致(zhì )令阉贼胆战心惊。适值(zhí )此时，风头正劲的西厂