The heroine's prenatal memory is in the palace of a general who is a brother-in-law to the emperor. She has four brothers who hold important positions both in civil and military positions, a father who is a general, and a mother who is a beautiful woman with strong martial arts skills and a violent temper.
The heroine was betrothed to the 6-year-old prince by her parents and the emperor's couple since she was a child. She has been studying martial arts since she was three years old and has traveled around. She has strong martial arts and medical skills. She is also a feared city lord in a city where she has nothing to do.
In an accident, the injured prince was rescued anonymously. The prince later fell in love with him and returned to Beijing to oppose his marriage to the heroine.
After experiencing ups and downs, they met the heroine. The heroine resisted marriage because of the memory of the scumbag in her previous life, was disappointed in love, and alienated the hero. The two of them fought for power together for various reasons, provided disaster relief, and fought against foreign enemies. Later, the heroine saw clearly the hero's true love for her, decided to give marriage a try, and then stayed together for life.