明朝成(chéng )化(huà )年间，朝纲腐败(bài )，奸邪当道。西厂东(dōng )厂为宦(huàn )官把(bǎ )持(chí )，混淆黑白，陷害忠良，朝野内外(wài )噤(jìn )若寒蝉。时(shí )有赵(zhào )怀(huái )安（李连杰(jié ) 饰(shì )）等流亡(wáng )剑客挺身而出，接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