Many years later, Li Yan and Wu Di met again in college. She was still so beautiful, but after so many years, would she still be the same as before? So he started to explore and found another girl to cooperate with him in the performance. It would have been better if he didn't find another girl. But when he did, he unexpectedly got into trouble. That girl turned out to be Li Yan's good sister! Between love and friendship, how will Li Yan choose...
Concept: The longer the relationship in the age of innocence, the better