这是一部以“靖难之役”为背景，讲述明成祖朱棣夺取侄儿朱允炆皇位称帝故事的古装剧。朱元璋去世之后，他的孙子继承了皇位，而朱元璋留下的遗诏不翼而飞。为捍卫其皇位的合法性，给天下一个交代，朱允炆命锦衣卫敖笑风追查遗诏下落。敖笑风本是孤儿，机缘巧合下成为锦衣卫成员，武艺高强，精明能干，心狠手辣，冷酷无情。他在追查的过程中遇到了燕王朱棣。得知朱棣正密谋夺位，遂敬而远之。他和朱棣的得力干将马三保惺惺相惜，但因为朱棣的缘故，也对其心存戒心。在执行任务的过程中，敖笑风因受伤而失去记忆，性情也发生了变化，却被永晹公主认为另有所图，并劝好友马三保小心提防

朱棣得知朱允炆对自己心生怀疑，便装疯卖傻，最终得以平安回到封地，在道衍和尚的怂恿下走上了谋反之路……

朱棣登上皇位后，直接改年号为洪武，抹去了建文帝在位的四年，他起兵的那一年就是洪武三十二年。

This is a costume drama based on the "Battle of Jingnan" and tells the story of Ming Chengzu Zhu Di seizing the throne of his nephew Zhu Yunqi and proclaiming himself emperor. After Zhu Yuanzhang's death, his grandson inherited the throne, but Zhu Yuanzhang's will disappeared. In order to defend the legitimacy of his throne and give an explanation to the world, Zhu Yunqi ordered Jinyi Wei Ao Xiaofeng to track down the whereabouts of the edict. Ao Xiaofeng was originally an orphan, but by chance, he became a member of Jinyiwei. He is highly skilled in martial arts, smart and capable, ruthless and ruthless. In the process of tracing, he met Yan Wang Zhu Di. Knowing that Zhu Di was plotting to seize the throne, he respectfully stayed away. He and Ma Sanbao, Zhu Di's right-hand man, cherish each other, but because of Zhu Di, he is also wary of him. During the execution of the mission, Ao Xiaofeng lost his memory due to injury, and his temperament also changed, but Princess Yonghuang thought that he had other plans, and advised his friend Ma Sanbao to be careful

Zhu Di learned that Zhu Yunqi had doubts about him, so he pretended to be crazy, and finally returned to the fief safely. Embarked on the road of rebellion...

After Zhu Di ascended the throne, he directly changed his year name to Hongwu, erasing the history of Emperor Jianwen. In the four years since he took office, the year he started his army was the thirty-two year of Hongwu.