<P> The episode begins the process of interweaving action happening in multiple separate locations within and around the fictional continent of Westeros . Most of the action takes place in and around Winterfell where Lord Eddard Stark is the feudal overlord of the northern reaches of the kingdom . Outside of Westeros is a land across the Narrow Sea where the two surviving members of House Targaryen, previous rulers of Westeros, live in exile . </P> <P> The episode opens with three rangers of the Night's Watch--Ser Waymar Royce, Will and Gared--scouting beyond the Wall, a massive barrier of ice at the north end of the kingdom . After finding the mutilated corpses of some wildlings (tribal humans who live north of the Wall), the rangers are confronted by White Walkers (demonic creatures) and undead wildlings . Two of the rangers are killed by the White Walkers, while the third, Will, is for some reason left alive . Fearing for his life, Will deserts the Night's Watch, going South, without returning to the Wall . </P> <P> Queen Cersei, and her twin brother, Jaime Lannister, are watching as the dead body of Jon Arryn, The Hand of The King is tended to by the Silent Sisters . They discuss whether he revealed any dangerous information regarding the two of them to anyone before his death . Jaime assures his sister that if Arryn had spoken to anyone, they would already have been executed . </P> <P> After the opening sequence, the Starks of Winterfell are introduced, including Lord Eddard "Ned" Stark, his wife, Lady Catelyn "Cat" Stark and his five children: their heir Robb, their elder daughter Sansa, younger daughter Arya, ten - year - old son Bran and youngest son, Rickon . Also introduced are Ned's illegitimate son Jon Snow and hostage / ward Theon Greyjoy, who, like Robb, are older teenagers . </P>

Game of thrones season 1 episode 1 explain