Executive Produced by 이우현 Produced by 정회철 Lyrics by Kenzie, 이나일 Composed by Kenzie, 이나일 Arranged by Kenzie, 이나일 Vocal directed by Kenzie All programming : Kenzie, 이나일 Guitar Performed by 홍준호 Piano Performed by 이나일 Drum Performed by 강수호 Bass Performed by 최훈 Recorded by 정은경 @ Ingrid Studio Mixed by 홍성준 @ GNR SOUND Mastered by 권남우 @ 821 SOUND