明朝成化年间，朝纲腐败，奸邪(xié )当道(dào )。西厂东厂(chǎng )为宦官(guān )把持，混淆黑白(bái )，陷害忠良，朝野(yě )内外噤若寒蝉。时有赵怀(huái )安（李连杰 饰）等流(liú )亡剑(jiàn )客挺身而出，接连铲除东厂数名奸佞，致令阉贼胆战心(xīn )惊。适值(zhí )此(cǐ )时，风(fēng )头(tóu )正劲的西厂