Xu Nianshu is a princess of a small country. She grew up with her brother Xu Cixiang, and they have a deep love for each other. Song Shiyu was his brother's companion and good friend, and he was also Xu Nianshu's engaged consort. Once the country was destroyed, Xu Nianshu fell from the clouds into the quagmire. His father, the emperor, and his mother were killed. His brother was betrayed by his friends and his life and death were unknown. Song Shiyu surrendered to the new emperor. Xu Nianshu was imprisoned in a separate courtyard by Song Shiyu and isolated from the outside world. After hearing the news that Song Shiyu and Princess Funing of the New Dynasty were about to get married, Xu Nianshu felt that he was in many dangers. The person in front of him did not seem to be as trustworthy as before. Taking on the identity of Song Shiyu's concubine Song Zhiyun, how can she clear the fog and avenge her family amidst all the difficulties?
Concept: A story about a little girl seeking revenge in desperation after encountering a huge accident.