For all the Endless Space 2 fans!
“Harmonic Memories” is an excellent Endless Space 2 music content. It includes 9 classic tracks remixed from Endless Space 1 that you hear ingame and a new Harmony hero that you can recruit ingame.

Do not forget to mark the game as received if you have won and successfully added the game to your Steam library!

EDIT:
There might be a problem with the key. If so, winner should comment here and will get a new key.