明朝成化年(nián )间，朝纲腐败，奸邪当(dāng )道。西厂东厂为宦官把持，混淆黑白，陷(xiàn )害忠良(liáng )，朝(cháo )野内外(wài )噤若寒蝉。时有赵(zhào )怀安（李连杰 饰）等流亡剑(jiàn )客挺(tǐng )身而出，接(jiē )连铲除东厂数名(míng )奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂