明朝成化年间，朝(cháo )纲(gāng )腐败，奸邪当(dāng )道。西厂(chǎng )东厂为宦官(guān )把持，混淆(xiáo )黑白，陷害忠良，朝野内外噤若寒蝉。时有赵怀安（李连杰 饰）等流亡剑客(kè )挺身(shēn )而出，接连铲除东厂数名(míng )奸佞，致(zhì )令阉(yān )贼胆战心(xīn )惊。适值此时，风头正劲的西厂