明(míng )朝成化年(nián )间，朝纲腐败，奸邪当道。西厂东厂为宦官把持，混淆黑白，陷(xiàn )害忠良，朝野内外(wài )噤若寒蝉。时有赵(zhào )怀安（李连杰 饰(shì )）等流亡剑客挺(tǐng )身(shēn )而出，接连铲除东(dōng )厂数名奸佞，致令阉贼胆(dǎn )战心惊。适值此时，风(fēng )头正劲的西厂