Lee Seunghyun or Seungri and Kwon Jiyong is a brother sibling that being falling apart cause the accident that happen on Seungri while they were child.Now Seungri already grown up to 19 years old and he really want to meet his own Hyung before he close his eyes forever because of his heart failure.Different with Jiyong,now he already grown up as a famous Singer at Korea and change his name to Gdragon.he also lost his child memory because of a accident while ago and that make him forgot that he have a lost little brother.