That OST is from the AFK Journey.
AFK Journey is a free-to-play ethereal fantasy RPG coming to PC and mobile platforms.
Experience a blend of AFK gameplay with new strategic layers and amazing stories set in the world of Esperia!
My KZfaq channel: / @the_owly
KZfaq channel of the AFK Creator game: / @afkjourneyofficial
Support me please, i love that game, im a french player, and i like take time to record the ost song in AFK Journey, so if you can share that video and other, subscribe for more ost or other content, thanks and enjoy ^^