That book, Fire and Blood, is more of a prequel/backstory that explains the history of House Targaryen, whose final surviving members (Daenerys and Jon Snow) play major roles in Game of Thrones.
That name tells fans exactly what the Game of Thrones prequel is about. The Long Night refers to a period of time in Westeros’ history, about 5000 years before the events of Game of Thrones
Back in 2014, long before HBO's "Game of Thrones" was close to wrapping, Martin spoke about "The Winds of Winter" in an interview with Vanity Fair. The author said that he hoped the HBO series would combine the narratives of the fourth and fifth books in the series, "A Feast for Crows" and "A Dance with Dragons," into at least several seasons
Dawn Age (Beginning Around -12000 AC) This was the beginning of Westeros; when the First Men arrived from Essos. The Children of the Forest were the first ones to live there, and it’s still unknown exactly how long they did live in Westeros for; but the First Men came and took over, crossing into the land that would eventually become Dorne.
1.2 Game of Thrones: Season 3; 1.3 Game of Thrones: Season 4; 1.4 Game of Thrones: Season 5; 1.5 Game of Thrones: Season 6; 1.6 Game of Thrones: Season 7; 1.7 Game of Thrones: Season 8; 2 Personality; 3 Quotes. 3.1 Spoken by Grey Worm; 4 In the books; 5 Gallery; 6 Appearances; 7 References. 7.1 Notes; 8 External links maxdxN.