Composition: Kenichi Okuma
Album was composed by Kenichi Okuma and was released on December 16, 2016. Soundtrack consists of 32 tracks tracks with duration over . Album was released by TWOFIVE Records.
CD 1
| 1 | First Dream, First Love | | |
| 2 | 幸せなウソ | | |
| 3 | Permit | | |
| 4 | 季節の音色 | | |
| 5 | 初恋の歌 | | |
| 6 | First Dream, First Love（Off Vocal） | | |
| 7 | 幸せなウソ（Off Vocal） | | |
| 8 | Permit（Off Vocal） | | |
| 9 | 季節の音色（Off Vocal） | | |
| 10 | 初恋の歌（Off Vocal） | | |
CD 2
| 1 | 初めての恋 | | |
| 2 | Theme of Haruka | | |
| 3 | Theme of Miyu | | |
| 4 | Theme of Sakumi | | |
| 5 | Theme of Hibiki | | |
| 6 | Theme of Kyoko | | |
| 7 | Like or Love? | | |
| 8 | 不穏な空気 | | |
| 9 | Sad Emotion | | |
| 10 | お調子者達の競演 | | |
| 11 | 昂り | | |
| 12 | 衝動 | | |
| 13 | 張り詰めた心 | | |
| 14 | 刹那 | | |
| 15 | Hatsukoi no Uta With tears | | |
| 16 | 日常のヒトコマ | | |
| 17 | My Room | | |
| 18 | Milky Way | | |
| 19 | Summer Vacation | | |
| 20 | First Dream, First Love (連弾Ver.) | | |
| 21 | First Dream, First Love (音楽部Ver.) | | |
| 22 | First Dream, First Love (オルゴールVer.) | | |
