Emperor Nangong Xuan of the Yaochen Kingdom had four sons and two daughters. His eldest son, Nangong Luochen, was gentle, elegant, and personable, but why did he tell the world to give up the fight for the throne? The second prince, Nangong Qingming, has a noble bearing and unparalleled grace. The flattering smile on his lips is inexplicably reassuring. The third prince Nangong Jinglan was frail and sickly since he was a child. When he was three years old, he was sent to a secluded place where no one could see him. The fourth prince, Nangong Yatiao, is cold and arrogant, decisive in killing, possessing immense military power and great military exploits.
The battle in the palace is not limited to the palace. A family of officials, military power, military power, political influence, and even the love between children. Everyone is a chess piece that can be exploited, and everything has a hidden mystery. So, in the complex and huge web of conspiracy, is there such a chess piece that makes you willingly lose everything in order to protect it?