明朝成化年间，朝(cháo )纲腐败，奸邪当道(dào )。西厂东(dōng )厂为(wéi )宦官把持，混淆黑白，陷害(hài )忠良，朝(cháo )野内外噤若寒蝉。时(shí )有赵怀安（李连杰 饰）等流(liú )亡剑客挺身而出，接(jiē )连铲除东厂数(shù )名奸佞，致令阉(yān )贼胆战心惊。适值(zhí )此时，风头正劲的西厂