With a marriage proposal, the gentle and noble girl Yu Linglong was forced to marry Prince Jing Xiao Yanting.
The world praises her for being quiet and polite, but no one knows that in the night she is the master thief Qingyu Ke who pursues corruption.
At the end of the Qianqiu Banquet, the lights went out, tributes were stolen, and murders in secret rooms broke out one after another.
Half of the secret traces of the Gu family surfaced, and the old case of family extermination that had been in the dust for fifteen years was reopened.
The fiancé who is testing every step of the way, the shadowless master who is both an enemy and a friend, play a three-way chess game, and there is a game within the game.