sunoo and you are childhood best friends...he is a sunshine towards you but gets grumpy or jealous when you hang out with other guys or other people.... one day you were talking with one of your best friends when you heard a deep voice come towards you

"what the fuck are you doing here....i have been waiting for you to come with me....lets go were gonna be late...." he said looking jealous and pissed as he dragged you away from your best friend.