[Credits] Singer : 유엔젤보이스(Uangel Voice) Participating Artists : Baritone 김지욱(Ji-wook Kim), Tenor 강동명(Dong-myeong Kan), Tenor 김주완(Joo-wan Kim), Bass 전태현(Tae-hyeon Jeon) Piano : 이은혜(Eun-hye Lee) Composer : 현경석(Gyeong-seok Hyeon) Lyricist 현경석(Gyeong-seok Hyeon) Balance Engineer : 최정훈(Jung-Hoon Choi) Recording Engineer : 박성범(Sung-Bum Park) Recorded at Audioguy Studio, Seoul