Against the background of the war between the four dynasties and the Furukawa Kingdom, the former Daqian Dynasty is now in dilapidated state, with undercurrents surging among the princes inside and invasions from enemy countries outside.
The King of the North, who originally wanted to go to the capital, met the princess and they went hand in hand in the capital. The two faced a complicated situation. In order to uncover the conspiracy and investigate old family cases, they had to be tied together. Their relationship heated up during the test of life and death.
As the truth is revealed step by step, the "peony relationship" between Li Yanzhou and He Mingyi has also become a key fetter that affects the four countries in troubled times.