To what extent would you be willing to do for the girl you love? Jiu Bing has been stuck in the friend zone with Bo He since he was twelve. Even though he tries everything to win her heart, he fails in crossing the line. When working as a part-time pacer, Jiu Bing meets Xia Tian. They later become internet celebrities by accident. After putting Bo He first for a long time, Jiu Bing gradually realizes what role he plays in Bo He's life, and finally finds where his heart belongs.