明朝(cháo )成化年间，朝纲腐败，奸邪当道。西厂东厂为宦官把持，混(hún )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）等流亡剑客挺身而出，接连(lián )铲(chǎn )除东厂数名奸佞，致令(lìng )阉贼胆战心惊。适值(zhí )此(cǐ )时，风头正(zhèng )劲的西厂