明朝成化年间，朝纲腐败，奸(jiān )邪当道。西(xī )厂东厂为宦官把持(chí )，混淆黑白，陷害(hài )忠良，朝(cháo )野内外噤若寒(hán )蝉。时(shí )有赵怀安（李连杰 饰）等流亡剑客挺(tǐng )身而出，接(jiē )连铲除东(dōng )厂数(shù )名奸佞，致(zhì )令(lìng )阉(yān )贼胆(dǎn )战心惊。适值此时，风头正劲的西厂