@@aly6433 i have no idea as well. I just observed that usually when jiu holds yoo's hand, she always has this bright expression, but not here. She seems kinda cold in this clip
Or maybe we're just overthinking and they're just quite tired or anything to show cheerful expression. If I'm not mistaken, based on their costumes here, maybe this was taken after their fanmeeting. So, yeah, maybe they're just tires