The Blood Crown Ceremony incident refers to the coronation ceremony of Yan Lin, the eldest son of the Yongyi Hou Mansion. During this coronation ceremony, the royal family launched an attack on the Hou Mansion, resulting in the Yan family being exonerated on false charges.

The story of Jiang Xuening (played by Bai Lu), she used to be a queen, but was forced to commit suicide during a palace coup.Now, she longs to live the life she wants away from power.However, fate made her become a student of the imperial master Xie Wei (played by Zhang Linghe) and return to the palace.

There, she accepted Xie Wei's teachings and secretly planned to try to prevent the upcoming “Blood Crown Ceremony” incident.Through the strategizing of Jiang Xuening and Xie Wei, the lives of the Yan family were saved.After the Blood Crown Ceremony incident, Jiang Xuening was involved in the imperial court's plan to annihilate the rebellious party of King Pingnan (played by Zong Fengyan).

She and Zhang Zhe (played by Wang Xingyue) went deep into the enemy camp. In order to protect Zhang Zhe, Jiang Xuening even used her own body to block arrows.However, in the end the two couldn't stay together.The enemy country Dayue suddenly invades, and the eldest princess Shen Zhiyi (played by Liu Xening) decides to embark on the road to marriage.

In order to rescue his friend Shen Zhiyi, Jiang Xuening followed Xie Wei to the north to attack Dayue.In many crises, Xie Wei even harmed himself in order to protect Jiang Xuening, and the relationship between the two gradually heated up.However, a bigger conspiracy gradually emerged, which actually pointed to the truth of the King Pingnan incident twenty years ago.

In the end, Jiang Xuening and Xie Wei teamed up to reveal the truth of the year. Jiang Xuening also influenced Xie Wei with love, and the two finally got married.