明朝成化年(nián )间，朝纲(gāng )腐败(bài )，奸邪当(dāng )道。西厂东厂为宦官把(bǎ )持，混(hún )淆黑白，陷害忠良，朝野内外噤若寒蝉。时(shí )有赵怀安（李连(lián )杰 饰）等流亡剑(jiàn )客挺(tǐng )身而出，接连(lián )铲除东厂数(shù )名奸佞，致令(lìng )阉贼胆战心惊。适值(zhí )此时，风头正劲的西厂(chǎng )