明朝成化年间，朝(cháo )纲(gāng )腐(fǔ )败，奸邪(xié )当道。西厂东厂为宦(huàn )官把持，混(hún )淆黑白，陷害忠(zhōng )良，朝野内外噤若寒蝉(chán )。时有赵(zhào )怀安（李(lǐ )连杰 饰）等流亡剑(jiàn )客挺身而出，接连铲(chǎn )除东厂数名奸佞，致令阉贼胆战(zhàn )心惊。适值(zhí )此时，风头正劲(jìn )的西厂