明朝成化年间，朝纲(gāng )腐败，奸邪当道(dào )。西(xī )厂东厂为(wéi )宦官把持，混淆黑白(bái )，陷害(hài )忠良，朝野(yě )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，接连铲(chǎn )除东(dōng )厂数名奸佞，致(zhì )令阉贼胆战(zhàn )心惊(jīng )。适值此时，风头(tóu )正劲的西厂