Music by Kevin MacLeod. Available under the Creative Commons Attribution 3.0 Unported license. Download link: https://incompetech.com/music/royalty-free/index.html?isrc=USUAN1100228

MacLeod's description:

Genre: Soundtrack
Length: 5:04

Edgy/calm background music. Synth pads with some orchestral textures. 038
ISRC: US-UAN-11-00228
Unnerving, Mysterious, Eerie, Intense 2005