[4] On July 31, the group unveiled a teaser for the single which included an "8-bit-inspired" snippet of the song playing over a visual of a "retro handheld water ring toss game".

[6] Two days later, it was announced that Aespa would perform the song on August 13 at the first show of the American leg of their Synk: Hyper Line tour at the Crypto.com Arena in Los Angeles.

The track features a rhythmic percussion sound "that goes well with summer" alongside a "unique rhythm pattern" and "rich vocals" of the group.

[citation needed] Aespa would debut "Better Things" at the first show of the American leg of their Synk: Hyper Line tour on August 13.

[10] To promote the release of the single, Aespa filmed a three-episode sitcom web series, Better Things, with the first episode uploaded on August 7.