明朝成化年间，朝纲腐败，奸邪当道。西厂东(dōng )厂为宦官把持(chí )，混淆(xiáo )黑白，陷害忠良，朝野内外(wài )噤(jìn )若寒蝉。时有(yǒu )赵(zhào )怀安（李连杰 饰）等流亡剑客挺身而出，接连(lián )铲除东厂(chǎng )数(shù )名奸佞，致令阉贼胆战心惊。适值(zhí )此(cǐ )时，风头正劲的西厂(chǎng )