ONE dream

 is sung by Iori Izumi's voice actor, Toshiki Masuda. The song lyrics are written by, the song's composition is by , and the song's arrangement is by.  is part of the 12 SONGS GIFT project where, in 2018, all 12 idols from IDOLiSH7, TRIGGER, and Re:vale will be releasing solo songs on their birthdays.

 can be purchased digitally on the iTunes Store, animelo mix, music.jp, mora, and Recochoku (レコチョク).  was also released within the game on January 25, 2018, Iori Izumi's birthday. If you clear Part 1 Chapter 1.6 it will be available within the normal lives.

= Video =

= Lyrics =

= Appearances =

= Live Challenges =

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Expert=