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=USUAN1100065

MacLeod's description:

Genre: Contemporary
Length: 6:11
Instruments: Piano

Very very good new age piano solo in a minor. You might think 6 minutes is a bit long, but it isn't. Played on a darkly voiced piano. This piece should in no way be offered for free. 013
ISRC: US-UAN-11-00065
Dark, Calming 1998