明朝成化年间，朝纲(gāng )腐(fǔ )败，奸邪当(dāng )道。西(xī )厂东厂(chǎng )为宦官把持，混(hún )淆(xiáo )黑白，陷害(hài )忠良，朝野内外噤若寒蝉。时有赵怀安（李连(lián )杰 饰）等流亡剑客挺身(shēn )而出(chū )，接连铲除东厂数名奸佞，致(zhì )令阉贼胆战心惊。适值此(cǐ )时，风头正劲的西(xī )厂