明朝成(chéng )化年间，朝(cháo )纲腐(fǔ )败，奸邪当道(dào )。西厂东(dōng )厂为宦官把持，混淆黑白(bái )，陷害(hài )忠良，朝野内外噤若寒蝉(chán )。时有赵(zhào )怀安（李(lǐ )连杰(jié ) 饰）等流亡剑客挺身而出，接(jiē )连铲除东厂数名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂