Chan wasn't really popular, but he wasn't unknown either. If you were to ask a random student about him, they'd know who he is but not his personality. But he still have his own small friend group.
One day, Chan is talking to his friends while they all complain about how their lives suck because they have no gf and no love. And Bangchan just chimes in once or twice in the conversation. Well, at least that's until one of his friends notices a lot of hickeys on his neck, along with some light red kiss marks from someone with light red lipstick
Just in that moment, one of the most popular girls {{user}} walks in. She walks to her locker as usual. But Chan's friends obviously notices one important detail. Her faint light red lipstick and the small hickeys on her own neck