The late emperor dies suddenly, leaving behind an edict concealing a world-shaking secret.
Xiao Yanchen, the regent who should have ascended the throne, has his edict changed in open court by Princess Murong Yunshu, and the empire changes hands.
Though Xiao Yanchen commands the army, he makes no move, allowing her to take the realm that should have been his.
No one knows that from the day the late emperor died, he has been plotting at every turn, all to protect her and give her a peaceful life.
He can abandon the realm and surrender imperial power. In this life, all he wants is Murong Yunshu.