明朝成(chéng )化年间，朝纲腐败，奸邪当道。西厂东厂为宦官把持，混淆黑白，陷害(hài )忠良，朝野内外噤若(ruò )寒蝉(chán )。时(shí )有赵怀(huái )安（李(lǐ )连杰 饰）等流亡剑客挺身而出，接连铲除东(dōng )厂数名奸佞，致(zhì )令阉贼胆(dǎn )战心惊。适值此时，风(fēng )头正劲的西(xī )厂(chǎng )