Included with the first two pre-order tiers as part of a promotional fan pack campaign running on the webstore of NIS America Europe
Album was composed by Falcom Sound Team JDK / Hayato Sonoda / Saki Momiyama / Takahiro Unisuga and was released on January 29, 2016. Soundtrack consists of 10 tracks tracks with duration over about 20 minutes. Album was released by NIS America.
CD 1
| 1 | Atrocious Raid | 01:31 | |
| 2 | Belief | 01:20 | |
| 3 | The Mysterious Old School Building | 02:10 | |
| 4 | Tie a Link of ARCUS! | 02:02 | |
| 5 | Dining Bag "F" | 00:58 | |
| 6 | Aria -Holy Saint, Holy Spirit- | 01:15 | |
| 7 | Don't be Defeated by a Friend! | 01:11 | |
| 8 | Return to the Dorms | 01:45 | |
| 9 | The Decisive Collision | 03:26 | |
| 10 | One and Only Hope | 02:35 | |
