明朝成化年间，朝纲(gāng )腐败(bài )，奸邪当道。西厂东厂为宦官把(bǎ )持，混淆黑白，陷害忠(zhōng )良，朝野(yě )内外(wài )噤若(ruò )寒蝉。时有赵怀安（李连杰 饰）等流亡(wáng )剑(jiàn )客挺身而出(chū )，接连铲除东(dōng )厂数名奸佞，致令阉贼胆战心惊。适值此(cǐ )时，风头正劲的西厂