‘챈슬러(Chancellor) X 태연(TAEYEON)’ [ Angel ]在离别的理想与现实之间来回的俩人的故事。[Credits]Lyrics by 챈슬러(Chancellor), 박장근Composed by 챈슬러(Chancellor), Charm ParkArranged by 챈슬러(Chancellor)Guitar by 김승현Recorded by @OFF THE, 정의석 @SM Blue Cup StudioDigital editing by 허은숙 @W Sound, 이민규 @SM Big Shot StudioMixed by 구종필(BeatBurger) @SM Yellow Tail StudioMastered by 권남우 @821 Sound Mastering