The frail concubine was used as a bargaining chip by her family. After marrying the rumored cold and violent prince, she no longer tolerated it. She used her medical skills and wisdom as her blade, and fought step by step in family fights and intrigues. Finally, she broke away from the shackles of fate and joined forces with her "crazy" husband who was cured by her to subvert the family, protect the country, and usher in a brighter future that truly belongs to her.