P1Harmony are preparing to make their anticipated comeback on September 20 with their 7th mini-album, SAD SONG. The group has been teasing with several concept images and video teasers, including for the album’s title track. 7th Mini Album [SAD SONG]‘SAD SONG’ MV TEASER YOUTUBE – https://t.co/k8oB44DeIG RELEASE 2024.09.20 1PM (KST) Get tickets now :https://t.co/c1VVHyZY5R#P1Harmony #피원하모니…