明朝成化年间，朝(cháo )纲腐败，奸邪当道。西厂东厂为宦官(guān )把持，混(hún )淆(xiáo )黑白，陷害(hài )忠良，朝野内外噤若寒蝉。时有赵怀(huái )安(ān )（李(lǐ )连杰 饰）等(děng )流亡剑客挺身而出，接(jiē )连铲除东(dōng )厂数名奸(jiān )佞，致令阉贼胆战心惊。适值(zhí )此时，风头(tóu )正劲的西厂(chǎng )