明朝成化年间，朝(cháo )纲腐败(bài )，奸邪(xié )当道。西厂东厂为宦官(guān )把持，混淆(xiáo )黑白，陷害忠良，朝野内外(wài )噤若寒蝉。时有赵(zhào )怀(huái )安（李连杰 饰(shì )）等流亡剑客挺身而出，接连铲(chǎn )除东厂数名奸佞，致令阉贼胆战心(xīn )惊。适值此时(shí )，风头正劲(jìn )的西厂