明朝成化(huà )年间(jiān )，朝纲腐(fǔ )败，奸邪当道。西厂东厂为宦官把持，混淆黑白，陷害忠(zhōng )良，朝野内外噤若寒蝉。时有赵怀(huái )安（李连(lián )杰 饰）等流(liú )亡剑(jiàn )客(kè )挺(tǐng )身而出，接连铲除东厂数名奸佞，致令阉(yān )贼胆战心惊(jīng )。适值此时，风头正(zhèng )劲的西厂