Have you ever experienced a teenage romance that hurts? Jiu Bing (Mason Lee) has been in the friend zone of Bo He (Shao Yu-Wei) since he was twelve. Even though he tried everything in order to win her heart, he is being friend-zoned by her. When working as a part-time pace runner, Jiu Bing met Xia Tian (Tsai Jui-Hsueh). By chance, they later became internet celebrities. After placing Bo He as his priority for a long time, Jiu Bing gradually realised the role he plays in Bo He’s life, and has finally found where his heart belongs to.