This is a TV show from Turkey, they're using the Witcher 3 Soundtrack probably without claiming the Copyrights.
Here's the video (it's from official page)
They haven't any English website but this is their website: https://www.tv8.com.tr/
Here's the video (it's from official page)
They haven't any English website but this is their website: https://www.tv8.com.tr/