Insomnia (Feat. marcy) CREDIT byulyang 권선욱 김수열 produced by Kwon Sunwook, Kim suyul composed, mixed&mastered by Kwon Sunwook Drums Kim Suyul Engineer(Drums) : Lee Seunghyun(이승현)(@Shuri Studio) Cover Design : Ayumi@FiN PUBLISHED BY BISCUIT SOUND