明朝成化年间，朝纲(gāng )腐败，奸(jiān )邪当道。西(xī )厂(chǎng )东厂为宦(huàn )官把持，混淆黑白(bái )，陷(xiàn )害忠良(liáng )，朝野内外(wài )噤若寒蝉。时有赵怀安（李连杰 饰）等流亡(wáng )剑客挺身而出，接连铲除东(dōng )厂数名奸佞，致令阉贼胆战心(xīn )惊。适值(zhí )此时(shí )，风头正劲的西厂