금방 날아갈 추억이 아쉬워 이렇게 아픈 편지를 적는다 <Credit> Composed by Ways, D&T Lyrics by Ways, 한울 Arranged by Ways, D&T Chorus by Ways Piano by 한길 keyboard by D&T Guitar by 정수완 Recorded by Ways @ Vamos Records Studio Mixed by Ways @ Vamos Records Studio Mastered by 권남우 @ 821 Sound Mastering Executive Producer Vamos Records Music Producer Ways Planning & Marketing 김지현, 안연주 Administration 김지현