明(míng )朝成化年间，朝(cháo )纲腐败，奸邪当(dāng )道。西厂东厂为宦官把持，混淆黑(hēi )白，陷(xiàn )害忠良，朝野内外(wài )噤若寒蝉。时有赵(zhào )怀安（李连杰 饰）等流亡(wáng )剑客挺身而出，接连铲除东厂数名(míng )奸佞，致令阉贼胆(dǎn )战心惊。适值(zhí )此时(shí )，风头正劲(jìn )的西厂(chǎng )