“Why are they even together?” would be the first thought that comes to mind,as Chu Sang Woo and Jang Jae Young are so different in every conceivable way.One is a robot-like engineering student who wears dark clothes for convenience and follows a strict timetable.The other is a free-spirit design major,with colorful outfits and a skateboard.When Jae Young freerides on a tea...