The face-blind heroine Xu Yidan (Li Wenyao) wears a book and recognizes people by their clothes, but she is repeatedly abandoned by her ex-husband Zhou Qi for the White Moonlight Concubine. Chen Qinian, who was looking for a wife, mistakenly accepted her as her ex-husband, but she received a lot of love - he cared about her preferences and supported her against the enemy. Unexpectedly, the system mission hid mysteries. The Chen family was wronged and her ex-husband came back to haunt her. She relied on her sincerity to distinguish between good and evil, and worked with Chen Qinian to clear the injustice and complete the mission. A misunderstood love finally turns into a good match. Let's see how the face-blind heroine finds her exclusive preference and perfection in troubled times!