Qian Yunshang is filled with fear at the prospect of marrying Ye Youming, as their families have a long-standing feud. She worries about being mistreated in her new home, causing her to feel dread. Qian Aotian is torn between fulfilling his responsibilities and protecting his daughter, prompting him to come up with a risky plan. He decides to secretly call upon his firstborn, Qian Yun Xi, who had been banished to live alone on Mt. Ling Yun due to her extraordinary abilities, to take her sister's place in the marriage. This decision completely changes Qian Yun Xi's fate, as she was originally living without any support from her family. Although Ye Youming had a strong dislike for the Qian family, he refuses to accept Qian Yun Xi and banishes her from the palace. However, her bold and charming personality eventually wins him over, leading them to fall in love.