明朝成(chéng )化年间，朝纲腐败，奸(jiān )邪当道。西(xī )厂东厂为宦官把持(chí )，混(hún )淆黑白，陷(xiàn )害忠良，朝野内外噤若寒蝉。时有(yǒu )赵(zhào )怀安（李连杰 饰）等流亡剑(jiàn )客(kè )挺身而出，接连铲除东厂数名奸佞，致令阉贼胆战心惊。适值此(cǐ )时，风(fēng )头正(zhèng )劲的西厂(chǎng )