Zhao Linxin never expected that a joke would lead her, who was single since birth, to meet a high-quality boy like Shen Xitong, who was three years younger than herself. Maybe everything is destined by fate, and all encounters have their traces. If I hadn't found Shen Yuan again, I wouldn't have met Shen Xitong...
Concept: Modern sister-brother love and all kinds of trivial matters in life