明朝成化年间，朝纲腐败，奸邪当道。西厂东厂(chǎng )为宦官把(bǎ )持，混淆黑白，陷害忠良，朝(cháo )野(yě )内外噤若寒(hán )蝉。时有赵怀安（李连杰 饰(shì )）等流亡剑客(kè )挺(tǐng )身(shēn )而出，接连铲除东厂数名奸佞，致(zhì )令阉贼胆战心惊。适值此(cǐ )时(shí )，风头正劲的西厂