明朝成化年间，朝纲腐败，奸(jiān )邪当道。西厂东厂为宦官把(bǎ )持，混淆(xiáo )黑白(bái )，陷害忠(zhōng )良，朝野内外噤若寒蝉。时有赵(zhào )怀安（李连杰 饰(shì )）等流亡剑客挺身而出，接连铲除东厂数名奸佞，致令阉(yān )贼胆战(zhàn )心惊。适值(zhí )此时，风头正劲(jìn )的西厂