Composer: Jisoo Park (153/Joombas) & Joony (153/Joombas)
Jeong Se-woon (Korean: 정세운, born May 31, 1997) is a South Korean singer-songwriter signed under Starship Entertainment.
Composer: seunggu jeong
Composer: 세주(se- ju)
Lyricist: 세주(se- ju)