明朝成化年间(jiān )，朝纲腐败，奸邪(xié )当道(dào )。西厂(chǎng )东厂为宦官把持，混淆黑白，陷害忠(zhōng )良，朝野内外噤若寒蝉。时有赵怀安（李连杰 饰）等流亡剑(jiàn )客挺身而出，接连铲(chǎn )除东厂数(shù )名奸(jiān )佞，致令阉(yān )贼胆战心惊(jīng )。适值此时，风(fēng )头正劲的西(xī )厂