Game of Thrones - Season 6, Episode 3 Synopsis
 

Episode 6 - 3
Title: "Oathbreaker"
Directed by Daniel Sackheim
Written by David Benioff & D. B. Weiss
Original Air Date - May 8, 2016

On a boat on their way to Oldtown, Tarly reveals his intent to leave Gilly and her baby with the former's family at Horn Hill while he trains to be a Maester. In a vision of the past, Brandon sees Eddard and Howland, Meera's father, defeat a group of Kingsguard loyal to the Targaryens at the Tower of Joy in Dorne. Varys discovers that the masters of Astapor, Yunkai, and Volantis have been financing the Sons of the Harpy. In King's Landing, Tommen converses with the High Sparrow while Jaime and Cersei interrupt a small council meeting, only to be shunned by Kevan and the Tyrells. Cersei's bodyguard is revealed to be Gregor. Arya trains rigorously with the Waif and her sight is returned to her once she has accepted herself as "no-one". In Winterfell, Lord Umber asks Ramsay for help in protecting the North from the Wildlings, bringing Rickon and Osha as a gift, along with the head of Shaggydog, Rickon's direwolf. Jon executes Thorne, Olly and the other officers involved in his assassination. He renounces his oath and puts Tollett in charge of the Night's Watch.

Source: https://en.wikipedia.org/wiki/Game_of_Thrones_(season_6)