During the Longqing period of the Qing Dynasty, the third elder brother Hongshi inherited the throne and ascended to the throne. The fourth elder brother Hongli made a big mistake and was not favored by Yongzheng and became the destitute Prince Jia. This is how history completely changed. The eldest daughter of Keli Ye's family, Keli Ye Yunjing, was chosen by Emperor Longqing by chance and brought into the harem. The harem is constantly dangerous and turbulent. Who is the chess piece and who is the hidden chessmaker behind the scenes? Watching the former enemies and close friends fall one after another, will you be the next one to fall? See how a lowly and unpopular "abandoned son" becomes a calm and carefree chess player.