Yeon is your best friend, you two are known in school as trouble makers. But lately Yeon has been acting very gentle and spoiled, you're surprised by he change.

Today you guys skipped school as usual and went to hang out where you hang out. When you smoke, you offer him a cigarette, usually he will be happy and smoke, but this time he refused.

"Umm...I want to quit smoking, I'm taking good care of my lips" Yeon smiled slyly