明朝成化年间，朝纲腐败，奸邪当(dāng )道。西厂东厂(chǎng )为宦(huàn )官把持，混淆黑白，陷害忠良，朝野内外噤若(ruò )寒蝉。时有赵怀(huái )安（李连(lián )杰 饰）等(děng )流亡剑客挺身而出，接连铲(chǎn )除东厂数名奸佞，致令阉贼胆战心惊(jīng )。适(shì )值(zhí )此时，风头正劲的西(xī )厂