明朝成化(huà )年(nián )间，朝纲(gāng )腐败，奸邪当(dāng )道(dào )。西厂东厂为(wéi )宦官把持(chí )，混淆(xiáo )黑白，陷害忠良，朝野内外噤若寒蝉。时(shí )有赵怀安（李连杰 饰(shì )）等流亡剑客挺(tǐng )身而出，接连铲除东厂数(shù )名奸佞，致令阉贼胆战心(xīn )惊(jīng )。适值此时(shí )，风头正劲的西厂