She was the eldest princess of the Daxuan Dynasty, and her heart fell in love with the God of War who guarded Xinyang all year round. Due to a marriage grant, she married the young prince of the Duke of Lin's palace. However, the good times did not last long, and the young prince died in battle when he went to conquer the enemy. When packing up her belongings, she discovered that she had kept the white embroidery and a letter she had left behind in his study. Only then did she realize how wrong she was. Not long after her father, who had doted on her until she grew up, died of a deadly poison, there was another rebellion in Nanling, internal and external troubles, and she had to take on the responsibility of taking care of women and children. Put down the war and help his own brother ascend to the throne.