明朝成化年间，朝纲腐败，奸邪当道。西(xī )厂(chǎng )东厂(chǎng )为宦(huàn )官(guān )把持，混淆黑白，陷害忠良，朝(cháo )野内外噤若寒蝉。时有赵怀安（李(lǐ )连杰 饰(shì )）等流亡剑(jiàn )客挺身而出，接(jiē )连铲除东(dōng )厂数名奸佞，致(zhì )令阉贼胆战心惊。适值此(cǐ )时，风头正劲的西厂(chǎng )