明朝成化年(nián )间，朝纲(gāng )腐败(bài )，奸(jiān )邪当道。西厂东(dōng )厂为宦官把持，混淆(xiáo )黑白，陷害(hài )忠(zhōng )良，朝野内外噤若寒蝉。时有赵怀安(ān )（李连杰 饰）等流亡剑客挺身(shēn )而(ér )出(chū )，接连铲(chǎn )除东厂数名奸佞，致令(lìng )阉贼胆战心惊。适值此时，风头正劲的西厂