明朝成化年(nián )间，朝纲腐败，奸邪当道。西厂(chǎng )东厂为(wéi )宦官(guān )把(bǎ )持，混淆黑白，陷害(hài )忠良，朝野内外(wài )噤若寒蝉。时有(yǒu )赵怀(huái )安（李连杰 饰）等流亡剑(jiàn )客挺身而出(chū )，接连铲除东厂数名奸佞，致令阉贼胆战心惊。适值(zhí )此时，风头正劲的西厂