The urban girl "White Bone Demon" travels through time and becomes a princess who needs to marry far away. Is the long road ahead a blessing or a curse? On the big day, she stayed alone in the empty boudoir, and her husband even warned her that she had a different intention and wanted to get even a little bit of his favor! The most gorgeous princess has turned into a mistress. Facing the much-loved Green Tea wife, how can she win over and keep her secret?