明朝成化年(nián )间，朝纲(gāng )腐败，奸邪当道(dào )。西厂东厂为宦官把持，混淆黑白，陷害忠良，朝野内外噤若寒蝉。时有赵怀(huái )安（李连(lián )杰(jié ) 饰(shì )）等流亡剑客挺(tǐng )身而出，接连铲(chǎn )除东(dōng )厂数(shù )名奸佞，致令阉(yān )贼胆战心惊。适值(zhí )此时，风头正劲的西(xī )厂(chǎng )