1. Winter Ahead (with 박효신)

Produced by HYESUNG(혜성), Waizmin
(박효신, V, HYESUNG(혜성), Jesse Harris, Waizmin)

Keyboard - HYESUNG(혜성), Waizmin
Drum - HYESUNG(혜성), Waizmin
Bass - HYESUNG(혜성), Waizmin
String Arrangement - HYESUNG(혜성), Waizmin
Background Vocals - Milena (밀레나)
Vocal Programming - HYESUNG(혜성), Milena (밀레나)
Vocal Arrangement - Pdogg
Recording Engineers - Pdogg @ Dogg Bounce
최혜진 @ HYBE Studio
Digital Editing - Pdogg, 김수정
Mix Engineer – Mark “Spike” Stent @ SLS (Assisted by Matt Wolach, Kieran Beardmore)


2. Winter Ahead (with 박효신) - Instrumental

Produced by HYESUNG(혜성), Waizmin
(박효신, V, HYESUNG(혜성), Jesse Harris, Waizmin)

Keyboard - HYESUNG(혜성), Waizmin
Drum - HYESUNG(혜성), Waizmin
Bass - HYESUNG(혜성), Waizmin
String Arrangement - HYESUNG(혜성), Waizmin
Recording Engineers - Pdogg @ Dogg Bounce
최혜진 @ HYBE Studio
Digital Editing - Pdogg, 김수정
Mix Engineer - Mark “Spike” Stent @ SLS (Assisted by Matt Wolach, Kieran Beardmore)


3. Winter Ahead (with 박효신) : Silent Carol Ver.

Remixed by HYESUNG(혜성), Waizmin, GILLA
Produced by HYESUNG(혜성), Waizmin
(박효신, V, HYESUNG(혜성), Jesse Harris, Waizmin)

Keyboard - HYESUNG(혜성), Waizmin, GILLA
Drum - HYESUNG(혜성), Waizmin, GILLA
Bass - HYESUNG(혜성), Waizmin, GILLA
Synth - HYESUNG(혜성), GILLA
String Arrangement - HYESUNG(혜성), GILLA
Background Vocals - Milena (밀레나)
Vocal Arrangement - Pdogg
Recording Engineers - Pdogg @ Dogg Bounce
최혜진 @ HYBE Studio
Digital Editing - Pdogg, 김수정
Mix Engineer - HYESUNG(혜성)