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: Samwell Tarly, working at the Citadel, discovers a map revealing a massive deposit of dragonglass beneath Dragonstone—the very material needed to kill White Walkers.

: While traveling with the Brotherhood Without Banners, Sandor Clegane sees a vision of the White Walkers marching past a mountain that looks like an arrowhead. got_7x01

The Game of Thrones Season 7 premiere, titled "," serves as a high-stakes prologue to the series' endgame, focusing on themes of vengeance and shifting power. Key Plot Summary : Samwell Tarly, working at the Citadel, discovers