[3] Continuing the theme of youth set forth by the group's previous EPs Heng:garæ and Semicolon, "Not Alone" has been described to be a song that conveys the courage and determination of those standing at the starting line of their dreams.

[5] Relatedly, the track, which conveys the message of being connected despite being apart,[6] has also been noted to be an ode to Seventeen's fanbase, as well as a depiction of the group's yearning to meet them in person again, following the restrictions put into place on live performances by the pandemic.

[1] It depicts the group's members scattered across various locations while staying remotely connected before reuniting during the video's climax.

"[2] On April 27, 2021, Seventeen hosted a special online fan meeting titled Hare to commemorate the single's release.

[13] It is Seventeen's second consecutive Japanese work to top the chart, after their 2020 single "Fallin' Flower" sold 334,000 copies in its first week of release.