and announcing Ramsay's possession of their brother Rickon. Jon, Sansa, Davos, and Tormund travel the North to recruit an army to take back Winterfell and rescue Rickon, but many houses refuse to support them. Jon convinces the wildlings to fight with him. As the armies assemble, Ramsay kills Rickon in order to provoke Jon and lure the Stark forces out of position. The ploy works and the outnumbered Stark forces are surrounded and nearly slaughtered, but the Knights of the Vale of House Arryn arrive with Sansa and Petyr Baelish and rout the Bolton army. Jon pursues Ramsay back into Winterfell and subdues him, but allows Sansa to decide his death. Jon gathers the lords of the North and warns them of the threat of the White Walkers. The Northern lords declare Jon the new King in the North. Meanwhile, Bran Stark has a vision of the past which shows Ned reuniting with his dying sister Lyanna Stark in the Tower of Joy. She makes him swear to protect her son with Rhaegar Targaryen, who is revealed to be Jon. Season 7 Jon prepares the North's defense against the White Walkers. He receives a message from Cersei Lannister that he swear his allegiance to her, as well as an invitation to Dragonstone from Daenerys Targaryen's Hand Tyrion. In a message from Sam, Jon learns Dragonstone has a deposit of dragonglass, to which the White Walkers and wights are vulnerable. He decides to meet with Daenerys. Daenerys wants Jon to bend the knee but Jon refuses, insisting that the White Walkers are a threat to all of humanity. Tyrion persuades Daenerys to let Jon mine dragonglass as a gesture of goodwill. Jon discovers cave drawings of the First Men and the Children of the Forest fighting the White Walkers and invites Daenerys to view them. As part of the plan to convince Cersei that the army of the dead is real, Jon leads an expedition beyond the Wall to capture a wight to provide proof of it. During the mission, when Jon kills a White Walker, the wights it had reanimated are destroyed. He realizes that killing the Night King will likely kill the entire army of the dead. When Jon and his party are surrounded by wights, Daenerys comes to their aid with her dragons. However, one of the dragons, Viserion, is killed by the Night King. Daenerys is forced