When they said he was cold, but he was warm to her. No one could do that to him but her. And when he cried, yes, he wasnt as tough as his appearance, she always beside him. Made he smile. But something happened. And when the smile was gone, she was the most hurt. And she was the one who took it from him. She wanted him to give that warm and beautiful smile. She wanted to saw it again. Because she loves his smile ..       Foreword    Hello !I love Krystal so much! And again I use Kris LOL~ blamed him for being so attractive.I know I still have three unfinish stories of IU and EXO but this will be only one shot :DIll update another two stories as soon as possible.And for the other one ... Maybe next time .. XD