Executive Produced by RBBR @rbbr_official Music Produced by 김성윤 @musicbykimseongyun Lyrics by 김성윤 Composed by 김성윤 Arranged by 김성윤 All Instruments Performed by 김성윤 Background Vocals by 김성윤 Recording, Mixing, Mastering 최상언 @sangeonchoi Assistant Engineer 김홍준 @kimhongjun_ Cover Photograph 박현 @warmherself Profile Photograph 양성혁 @sh._.yang Lyric Video & Live Clip 신청윤 @chung.works