The story begins with just a glimpse of the aloof back, and from then on Xu Chenru begins an 8-year secret love. When Xu Chenru first entered college, she fell in love with the male protagonist at first sight because of his back. Later, she accidentally learned that she was Shen Xiyuan, a classmate of the same school and department. After that, Shen Xiyuan slowly turned from a passerby to the center of Xu Chenru's life. From the moment they met to each other, they began to have a secret love for eight years. After five years of college, they often had classes in the same classroom. Xu Chenru tried to get closer every time. For the sake of the male protagonist, Xu Chenru, who had excellent grades, chose to be recommended to the school. From then on, the fate of the two became entangled again. In the past eight years, in their dreams and love, they faced various problems such as giving up and persisting, loving or being loved, being passive and active. It was not until one day when they received an appointment letter from the same hospital at the same time, Shen Xiyuan confessed to Xu Chenru, that they discovered that it was not just Xu Chenru who had been trying to get closer to each other, and all the coincidences they thought were the efforts of someone. In the end, the dream came true and the lovers finally got married. The two people who confessed their feelings were happily together, and at the same time, they also fulfilled each other's dream of being a doctor.