On April 19, 2021, it was reported that Twice were in the final stages of preparing for their comeback slated for June and were planning to film a music video on Jeju Island.
Park, "Alcohol-Free" is a bossa nova summer track with some hip hop elements, expressing Twice's "unique colors".
[10] Lyrically, the song recounts the magical moments of falling in love, with references to alcoholic drinks and cocktails.
[11] Billboard ranked "Alcohol-Free" the 89th best song of 2021, writing that "Music history is littered with classic booze bangers, but far rarer is the pop jewel that sings of sobriety while remaining absolutely intoxicating.
[13] It also appeared in unranked lists of the best K-pop songs of 2021 by CNN Philippines,[14] Marie Claire,[15] The National,[16] and Teen Vogue.