https://www.cnet.com/news/george-rr-martin-game-of-thrones-prequel-title-idea-winds-of-winter/

Game of Thrones fans celebrated last week when HBO revealed it's ordered a pilot of one of the five possible successor shows to the fantasy hit. But the premium cable network was about as generous with the details as Cersei is about sharing her wine.

All HBO revealed was a fairly generic statement that hinted at details without really sharing any. The only real tidbit was that the show promised to explore the true origin of the creepy White Walkers.