After Sunset is the fourteenth EP by South Korean boy group Highlight.
[2] The group first announced their comeback through a clip at their 2022 fan concert, Highlight Sports Day.
On October 16, the second day of the concert, the end credits were followed by a snippet of the song Alone and the date November 7, 2022.
[3] The album and single name were revealed to be After Sunset and Alone respectively, through a trailer video on October 24, confirming their comeback on November 7.
[4] The track list, promotional photos for each album version, and song previews were shown in the subsequent days leading up to the EP's release.