明朝成化年间，朝纲腐败，奸邪当(dāng )道。西厂东厂为宦官把持，混淆黑(hēi )白，陷(xiàn )害忠良，朝野(yě )内外(wài )噤若寒蝉(chán )。时有赵怀安（李连(lián )杰 饰）等流亡剑客挺(tǐng )身而出(chū )，接连铲除东(dōng )厂数名奸佞，致令阉贼胆战心(xīn )惊。适值(zhí )此时，风头正(zhèng )劲(jìn )的西厂