明朝成化(huà )年间，朝纲腐败(bài )，奸邪当(dāng )道。西厂东(dōng )厂为宦官(guān )把持，混淆黑白，陷害忠良，朝野内外噤若寒蝉。时有赵(zhào )怀安（李(lǐ )连杰 饰）等流亡(wáng )剑(jiàn )客挺身而出，接连铲(chǎn )除(chú )东厂数名奸佞，致(zhì )令阉贼胆战心惊(jīng )。适值(zhí )此时，风头正劲的西厂