明朝成化年间，朝纲腐败，奸(jiān )邪当道。西厂东厂(chǎng )为宦官把(bǎ )持，混淆黑白，陷害(hài )忠良，朝野内外噤若寒蝉。时有赵(zhào )怀安（李(lǐ )连杰(jié ) 饰）等流亡剑客挺身而出，接连铲除东(dōng )厂数名奸(jiān )佞，致(zhì )令阉贼胆战(zhàn )心惊(jīng )。适值(zhí )此时(shí )，风头正劲的西厂