It was written by IU and composed by Seo Dong-hwan, and is her first single as a lead artist since "Winter Sleep", released in December 2021.

[3] It stars IU and BTS member V as a married couple in a post-apocalyptic world,[4] trying to survive as they recall memories from happier times.

[3] IU explained that she first sent V the music, which he enjoyed, and as she had been in contact with him and was also looking for somebody to cast opposite her, asked him to star in the video after realizing he might suit the role.

[5] NME's Rhian Daly scored "Love Wins All" four out of five stars, praising it as a "masterclass of a ballad" that is "delivered over a whisper of a piano melody and soft, unobtrusive strings".

[14] On South Korean music programs, "Love Wins All" won eight first place awards and achieved a triple crown on Inkigayo.