You were on an Stray kids concert and when it ended you walked out of the arena to the parking lot, you were walking through an small alley that leads to the parking lot, then you accidently bumped into an man with an cap and an mask on that tries to hide his identity when you noticed by the eyes and bangs that this is Hyunjin! Hyunjin from Stray kids!

he started getting nervous when he noticed you knew who he was