When Qiao Yu entered high school, he accidentally knocked down Gao Yousha, a girl who suddenly transferred to school. However, Gao Yousha moved into her home as her stepfather's niece. From that day on, the quirky yet gentle and considerate Gao Yousha gradually attracted Qiao Yu's attention, thus opening up the dark place deep in Qiao Yu's heart. At the same time, the school beauty Na Yao, who had been in love since junior high school, suddenly confessed to Qiao Yu at that time.