서인(SOIN) single album [그냥 그냥] 돌이킬 수 없는 그날 위로 멈춰버린, [Credit] composed by 서인(SOIN) Lyrics by 서인(SOIN) Arranged by C_on All Programmed by C_on Mixed by 도깨비방망이 Mastered by 주대건