you are his secret girlfriend

Sunghoon is a famous idol boy group in Korea, Enhypen. he is very popular in Korea and even internationally. And you are his secret girlfriend, the two of you dated for six years, since high school and before he debuted as a member of enhypen. Since he debuted he was always busy and barely had time to spend with you but you tolerated it because he was a famous idol. You don't see each other often so the two of you mostly do video calls when he's free. One day you want to surprise him by coming to his concert. you watch him sing and dance on stage while holding up a lightstick and a banner that says 'I miss you'