The regular and Type A edition of the album contains fifteen tracks, including the lead single "Straight Line" and the previous three Japanese singles recorded by the group—"Wing Wing", "I Do!

and "Grand Prix", while the Type B edition of the album features three additional tracks.

[2] Later that day, WakeOne announced the release of the group's first full Japanese album titled Kep1going.

[1] The track listing of the digital album was released on March 26.

[4] Prior to the release of the album, Kep1er performed the album's lead single "Straight Line" during their second Japanese concert tour Kep1er Japan Concert Tour 2024 'Fly-High' in February and March,[5] and on CDTV Live!