明朝成化年间，朝纲腐败，奸(jiān )邪当道(dào )。西厂东厂(chǎng )为宦官把持(chí )，混淆黑白，陷(xiàn )害忠良(liáng )，朝野内(nèi )外噤若寒(hán )蝉。时有赵怀(huái )安（李连杰 饰(shì )）等流亡剑(jiàn )客挺身而出，接连铲除东(dōng )厂数名奸佞，致令阉贼胆战心(xīn )惊。适值(zhí )此时，风头正劲的西厂(chǎng )