She was the new emperor's empress designated in the late emperor's decree, but she was given a glass of poisonous wine on her wedding night - just because she discovered the secret of the affair between the queen mother and the regent. Three years later, she returned to the palace as a princess of a neighboring country. At that time, the Queen Mother had assumed the throne and the Regent had taken over the power. She was accompanied by a child of unknown origin, whose facial features were exactly the same as those of the late emperor.