언제부터였을까 먹구름이 다가와 알려주던 그때를 왜 난 몰랐을까

Lyrice by 송현아
Composed by 송현아
Arranged by 송현아, 강시현, 정명성,
노윤영, 한주은

Vocal by 송현아
Guitar by 강시현
Bass by 정명성
Drum by 노윤영
Piano by 한주은

Recorded by 연규성
Mixed& 오세훈
Mastered by 오세훈
Art dising by 황준영