只是那么一次，想起不只是谁的心跳声，转瞬又忘了而已 Credits Executive Producer BlueBridge Supervisor 미카이브[MECHIVE] Lyrics by COOING Composed by COOING, 김건우 Arranged by COOING, 김건우 Chorus COOING Guitar 정재필 Bass 김건우 Drum 김건우 Produced by COOING Recording Studio @BlueBridge Digital edit 허은숙 Mixed by 손명갑 @Koi STUDIO Mastered by 권남우 @821sound