明朝成化(huà )年间，朝纲腐败，奸邪当道(dào )。西厂东厂为宦官把持，混(hún )淆黑白，陷害(hài )忠良，朝(cháo )野内外噤若寒蝉。时(shí )有(yǒu )赵怀(huái )安（李连杰 饰(shì )）等流亡剑客挺(tǐng )身(shēn )而出，接连铲除东厂数名奸佞，致令阉贼胆(dǎn )战(zhàn )心惊。适值此时，风(fēng )头正劲的西厂