To Marry the Princess, I Am Actually the Prince Bai Yueguang

[A cold and intellectual noble girl [Expression] A duplicitous prince] Su Ningyu was abandoned in the countryside by her father, and then picked up by her master. She thought she could live a carefree life, but her life was disrupted by an imperial edict granting marriage. One month after getting married, she and Wan Mugui reached a reconciliation state. During the Mid-Autumn Festival, she discovered that he actually had a sweetheart. She felt guilty for splitting them up. Later, she discovered that Wanmugui's sweetheart was herself. Where should she go?