明朝成(chéng )化年间，朝(cháo )纲腐败，奸邪当(dāng )道(dào )。西厂东厂为宦官把持，混淆黑白，陷害忠良，朝(cháo )野内外噤若寒蝉。时有赵怀(huái )安（李(lǐ )连杰 饰）等流亡剑客挺身而出，接连铲(chǎn )除东厂数名奸佞，致令阉(yān )贼胆战心(xīn )惊。适(shì )值此时，风头正(zhèng )劲的(de )西厂