(; рус.суб.)All members wrote and composed the lyrics! The comeback of “HEARTBEAT” ①

Full title: All members wrote and composed the lyrics!😎 An absolute idol, the comeback of “HEARTBEAT”｜TAN Interview ① Original video from iMBC연예 #티에이엔 #탄 #TAN #이창선 #임주안 #이재준 #서성혁 #김현엽 #방태훈 #김지성 #창선 #주안 #재준 #성혁 #현엽 #태훈 #지성 #changsun #jooan #jaejun #sunghyuk #hyunyeop #taehoon #jiseong #TANtranslations #tantranslations