Will You Still Remember About Us?

Luhan and Yoona were childhood friends from when they were little . Their parents knows each other and always wanted Luhan and Yoona to get married when they get older.
At times pass , Yoona and Luhan starts to go their own separate ways.
Luhan and his parent went back to China and left Yoona.
But before Luhan went back to China , he gave something to Yoona that will make her still remember him and he has something that makes him remember of Yoona.

But in 10 years , will they still remember each other and still likes each other after all those years being together?
ENJOY!