Girls Xiao Xiao, Wunong and Huang Ruoling are freshmen at BTO Academy. Ruoling secretly planned an action with Wunong in order to know more about her boyfriend Tan Junhuan on the new campus, but accidentally met the student council president Lin Zhiqi. When Zhiqi learned about the relationship between Ruoling and Junhuan, he issued an agreement. If Ruowu Nong Ruoling completes the task, the two can maintain their relationship as boyfriend and girlfriend and allow the two freshmen to join the student union. But unexpectedly, this agreement has plunged the entire school into crisis, and the relationship between the protagonists has also undergone tremendous changes as the story progresses...