明朝成(chéng )化年间，朝纲腐(fǔ )败，奸邪当(dāng )道。西厂东厂为宦官把持，混淆黑白，陷(xiàn )害忠良(liáng )，朝野内外(wài )噤若寒蝉。时有赵(zhào )怀安（李(lǐ )连杰 饰）等流(liú )亡剑客挺身而(ér )出，接连铲除东厂(chǎng )数名奸佞，致令阉贼胆(dǎn )战心惊。适值(zhí )此时，风头正劲的西厂