Even just the slow lead-in sound for the title theme track I could've listened to for a few minutes. Also in that track I loved the simplicity of the little bell diads moving around and I thought the big interval jumps in the melody felt memorable and evocative.
That track was a very nice lead-in to Calming Waters which felt very professional. You really give each instrument the space it deserves and lean into the soft stillness and gradual wobbling and rising. This feels like a track to come to terms with mortality during a peaceful sunset to.
I have less to say about Nautilus only because it disturbed the slumber your first two pieces masterfully put me under. No, but it's cool. I liked the lead coming in intermittently like it was reminding you of some element of the fight and the percussion and low passing felt urgent and intense