SILVER SKY

 is sung by. The song lyrics are written by, and the song is composed by.

 was originally released within the game. If you clear Part 2 Chapter 2.1 it will be available within the normal lives.  was also included within the SILVER SKY Single as the main song, which can be purchased digitally on the iTunes Store, animelo mix, music.jp, mora, and Recochoku (レコチョク). It was released on June 22, 2016.

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= Lyrics =

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= Live Challenges =

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