Mu Qing, the eldest daughter of the Mu Mansion, woke up from her coffin and found that she had arranged a secret marriage for the queen's brother. Mu Qing repays Aunt Shen for saving her life and taking her in. Deciding to go to the army to find Aunt Shen's two sons, they accidentally met the second prince of the enemy country, and the two knew each other and fell in love. What should they do in the face of hatred from their country and family?