"Game of Thrones" Season 4, Episode 10 is titled "The Children." The episode focuses on several key events and developments, including the aftermath of the battle at Castle Black, the continued struggles of Daenerys Targaryen in Slaver's Bay, and the culmination of several major storylines.
After the defeat of the wildlings at Castle Black, Jon Snow is reunited with his half-sister Sansa Stark, who has fled from Petyr Baelish and Lysa Arryn in the Vale. They are also joined by Brienne of Tarth and Podrick Payne, who have been searching for Sansa.
Meanwhile, Daenerys Targaryen continues to rule Meereen and struggles to maintain control over the city and its people. She is faced with several challenges, including a rebellion led by the Sons of the Harpy, and the continued resistance of the slave masters.
In King's Landing, Tyrion Lannister is still in prison awaiting execution for the murder of King Joffrey Baratheon. He is visited by his brother Jaime, who tells him that he has a plan to get him out of prison. Tyrion is also visited by his former lover Shae, who testifies against him at his trial.
The episode also features Bran Stark, who continues his journey beyond the Wall with Jojen and Meera Reed, and discovers that he has the ability to warg into animals and control them.
The episode ends with several major storylines coming to a close, including the death of Tywin Lannister at the hands of Tyrion, the departure of Daenerys and her dragons from Meereen, the reunion of Jon Snow and Samwell Tarly at Castle Black, and the death of Mance Rayder at the hands of Stannis Baratheon.
In summary, "The Children" is the season finale of "Game of Thrones" Season 4 and it brings several major storylines to a close. The episode features the aftermath of the battle at Castle Black and the reunion of Jon Snow and Sansa Stark. Daenerys continues to struggle to maintain control over Meereen and faces several challenges. In King's Landing, Tyrion Lannister is still in prison awaiting execution for the murder of King Joffrey Baratheon. Bran Stark continues his journey beyond the Wall and discovers he has the ability to warg into animals and control them. The episode ends with several major storylines coming to a close, including the death of Tywin Lannister, the departure of Daenerys and her dragons from Meereen, the reunion of Jon Snow and Samwell Tarly at Castle Black, and the death of Mance Rayder at the hands of Stannis Baratheon.