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=USUAN1100276

MacLeod's description:

Genre: Contemporary
Length: 8:00
Instruments: Piano

Sad solo piano with a "reality" feel. Uneven meters. 013
ISRC: US-UAN-11-00276
Eerie, Somber, Dark 2006