Executive Producer: S.M. ENTERTAINMENT Co., Ltd. Producer: SOO-MAN LEE
Sung by 정인 Directed by 김정윤 Background Vocals by 김현아 Guitar Performed by 노은종 Bass Performed by 김기욱 Piano Performed by 문상선 Strings Arranged & Conducted by 류영민 Strings Performed by 융스트링 Recorded by 김철순 @ S.M. Blue Ocean Studio / 김정윤 @ ZigZag Note / 안창규 @ doobdoob Studio / 정기홍 (Assistant 이찬미) @ Seoul Studio Digital Editing by 장우영 @ doobdoob Studio Mixed by 남궁진 @ S.M. Concert Hall Studio Mastered by 권남우 @ 821 Sound Mastering