“ No-uh please don’t be sad  my princess , I’ll definitely come back for you  and we will be together forever ! “

When Kim Eun Joon was 8 , she had a childhood bestfriend called Kris that were also in the same age as her and they were also neighbours . Both of their parents were bestfriends since in middle school until then . They were so happy to see their only kids being together until one day Kris family have to move to China . 10 years later , Kris and his family come back from China and live together with Eunjoon and her family .