Available as an open preorder between October 1-31, 2021.
Album was composed by Thomas Happ and was released on 2022. Soundtrack consists of 24 tracks tracks with duration over more than hour. Album was released by Limited Run Games.
CD 1
| 1 | Omni | 04:51 | |
| 2 | Indra's Discovery | 04:09 | |
| 3 | Ancient Armaments | 05:01 | |
| 4 | Stranded | 03:57 | |
| 5 | Silver Pipes | 04:04 | |
| 6 | Drowned | 03:15 | |
| 7 | Procession of the Anunna | 06:12 | |
| 8 | I/O Echo | 03:21 | |
| 9 | Argentum Alias | 03:15 | |
| 10 | Monsoon | 04:50 | |
| 11 | Breath & Shadows | 03:14 | |
| 12 | White Sand City | 03:50 | |
CD 2
| 1 | Orn | 02:27 | |
| 2 | An Otherworld | 03:28 | |
| 3 | Indra Internal | 02:28 | |
| 4 | Refraction Seed | 03:48 | |
| 5 | Deluge | 03:31 | |
| 6 | Interstitial Drift | 02:52 | |
| 7 | Primordial Axiom | 03:39 | |
| 8 | Essence | 03:47 | |
| 9 | Nephropidae | 02:11 | |
| 10 | Primordial Axiom (Ending Mix) | 03:42 | |
| 11 | Ancient Axiom (Bonus Track) | 03:17 | |
| 12 | Afterworld Axiom (Bonus Track) | 03:42 | |
