明(míng )朝成化年间，朝纲(gāng )腐败，奸邪当(dāng )道。西厂东(dōng )厂为宦官把持，混淆黑白，陷害忠良，朝野内外(wài )噤若寒蝉。时有赵怀安（李连杰 饰(shì )）等流亡剑客(kè )挺身而出，接连铲除东厂数名奸佞(nìng )，致令阉(yān )贼胆战(zhàn )心惊。适值此时，风头(tóu )正劲(jìn )的西(xī )厂