明朝成化年间，朝纲腐败，奸邪当道(dào )。西厂东(dōng )厂为宦官(guān )把持，混淆黑白，陷害忠良(liáng )，朝野内外(wài )噤若(ruò )寒(hán )蝉。时有赵(zhào )怀(huái )安（李连杰 饰）等流亡剑客挺身而出，接连铲除(chú )东厂数名奸佞，致令阉贼胆(dǎn )战心惊。适值此时，风头正劲的(de )西(xī )厂