明朝成化年间，朝纲腐败，奸邪当道。西厂东厂为宦官把持，混淆黑白，陷(xiàn )害忠良，朝野内外噤若寒(hán )蝉(chán )。时有赵怀安（李连(lián )杰 饰）等流(liú )亡剑客挺身而出，接连铲(chǎn )除东(dōng )厂数名奸(jiān )佞，致(zhì )令(lìng )阉贼胆战心惊。适值此(cǐ )时，风头正劲的西厂