明朝成化年间，朝纲腐败，奸邪当道。西(xī )厂东(dōng )厂为宦官把持，混淆黑白，陷害(hài )忠良，朝(cháo )野(yě )内外噤若(ruò )寒蝉。时有赵(zhào )怀(huái )安（李连(lián )杰 饰）等流亡剑客挺身而出，接连铲(chǎn )除(chú )东厂数名奸(jiān )佞，致令(lìng )阉贼胆战(zhàn )心惊。适值此时，风头正劲的西厂