明朝(cháo )成化(huà )年间，朝纲腐败，奸邪当道。西厂东厂为宦官把持，混淆(xiáo )黑白，陷害忠(zhōng )良，朝野内外噤若寒蝉。时(shí )有赵怀(huái )安(ān )（李(lǐ )连杰 饰）等流亡剑(jiàn )客挺(tǐng )身而出，接连铲除东厂(chǎng )数名奸佞，致令阉贼胆战心惊。适值此时，风头(tóu )正劲(jìn )的(de )西厂