明朝成化年间，朝纲(gāng )腐败，奸(jiān )邪当道。西(xī )厂(chǎng )东厂为(wéi )宦官把持，混(hún )淆(xiáo )黑(hēi )白，陷害忠(zhōng )良，朝野内外噤若寒蝉。时有赵怀(huái )安（李连杰 饰）等流亡剑客挺身而出，接连(lián )铲除东厂数名奸佞，致令(lìng )阉贼胆战心惊。适值此时(shí )，风头正劲(jìn )的西厂