- Writer
- IU (아이유), Seo Dong Hwan (서동환)
- Lyricist
- IU (아이유)
- Composer
- Seo Dong Hwan (서동환)
- Producer
- IU (아이유), Seo Dong Hwan (서동환)
- Engineer
- 융스트링 (Yung String)
- Bass
- Kang Butter (강버터), Seo Dong Hwan (서동환)
- Drums
- Seo Dong Hwan (서동환)
- Guitar
- 송현종 (Song Hyun Jong)
- Arranger
- Seo Dong Hwan (서동환)
- Assistant Mixing Engineer
- 나수민 (Na Sumin)
- Cello
- 박찬영 (Park Chan Young)
- Chorus Vocals
- JeHwi (제휘), Kang Butter (강버터), 김희원 (Kim Hee Won)
- Copyright ©
- EDAM Entertainment (이담 엔터테인먼트)
- Credited
- 821 Sound Studio, Bake Sound Studio, Cho Cheol Hee, Cho Ho Young, Choi Dong Jin, EDAM Entertainment (이담 엔터테인먼트), Eom Doh Hyun, Eun Jae Hyun, Genius Brasil Traduções, Genius Deutsche Übersetzungen, Genius English Translations, Genius Romanizations, Genius Russian Translations (Русский перевод), Genius Traducciones al Español, Genius traductions françaises, Girls On Fire (걸스 온 파이어)
- Distributor
- Kakao Entertainment (카카오엔터테인먼트)
- Label
- EDAM Entertainment (이담 엔터테인먼트)
- Mastered At
- 821 Sound Studio
- Mastering Engineer
- 권남우 (Kwon Nam Woo)
- Mixed At
- Bake Sound Studio
- Mixing Engineer
- 최재영 (Choi Jae Young)
- Phonographic Copyright ℗
- EDAM Entertainment (이담 엔터테인먼트)
- Piano
- Seo Dong Hwan (서동환)
- Programmer
- Seo Dong Hwan (서동환)
- Recording Engineer
- JeHwi (제휘), Kang Butter (강버터), Seo Dong Hwan (서동환), Son Myung Gab (손명갑), 이찬미 (Lee Chan Mi), 정기홍 (Jeong Gi Hong) (Seoul Studio)
- Strings
- 융스트링 (Yung String)
- Strings Arranger
- Seo Dong Hwan (서동환)
- Synthesizer
- Kang Butter (강버터), Seo Dong Hwan (서동환)
- Tom-Tom
- Seo Dong Hwan (서동환)
- Video 1st Assistant Director
- Oh Mi Hyang
- Video Art Director
- Jung Mee Jung, Moon Jin Hee
- Video Assistant Director
- Lee Jae Gyung
- Video Colorist
- Kim JungHo
- Video Director
- 엄태화 (Um Tae Hwa)
- Video Editor
- Kwak Soo Jung
- Video Electrician
- Cho Ho Young, Ryu Guen Hyung, Shin Jae Yun, Youn Seok Won, 박성호 (Park Seongho) (Goofy)
- Video Gaffer
- Lee Jae Gun
- Video Generator Operator
- Go Il Bong, Hwang Seon Myeong
- Video Grip
- Cho Cheol Hee, Hwang Karam (황가람)
- Video Key Grip
- Jung Min Ho
- Video Producer
- Kim Seong Jin
- Video Production Assistant
- Choi Dong Jin, Jeong Han Seop, Kang Hee Seo, Kim Seong Gwon, Lee Gwan Min
- Video Script Supervisor
- Ha Young Ji
- Video Sound Mixer
- Son Yong Ik
- Video VFX Supervisor
- Eom Doh Hyun, Eun Jae Hyun
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