Arya wakes up a captive of the Hound. She contemplates killing him, but then he reveals that he’s awake and calls her bluff. He lets her know that he saved Sansa from being raped and murdered, and they are headed to the Twins, to intersect with Robb and Catelyn and the Freys.
Daenerys learns about the Second Sons, a for-hire army of 2,000. She meets with their leaders, one of whom is misogynistic and offensive to her. She tries to convince them to join her, but the rude leader refuses. Later, the leaders plan to assassinate Daenerys in the night so that they don’t have to face Unsullied army.
Stannis meets Gendry at Dragonstone and confirms his noble birth. She indicates that she may be planning to slaughter Gendry in some way. Davos continues to learn how to read. Davos learns about the intended sacrifice and tries to convince Stannis that it is not justified to kill an innocent. Stannis says he will free Davos as long as he does not rise against Melisandre. Stannis reveals that he saw a vision in the flames of a great battle in the snow, and is convinced that the Lord of Light exists.
Tyrion meets Sansa in her chamber and tells her that although he did not choose the marriage, he will treat her well. Joffrey escorts Sansa down the aisle during the marriage ceremony, pointing out that her father is gone. Margerye approaches Cersei at the wedding reception, calling her “sister” and mentioning a song about the Reyne family sung by the Lannisters. Cersei points out that Lord Reyne built a castle like Casterley Rock, eventually rebelled against Tywin Lannister and the entire family was slaughtered. Cersei tells Margerye that if she ever calls her “sister” again, she will have her strangled in her sleep.
Melisandre meets with Gendry and begins to seduce him. But she then ties him and applies leeches to take his blood. After the leeches are removed, Stannis and Davos arrive. Stannis throws the three leeches into the fire, calling one Robb Stark, one Balon Greyjoy, and one Joffrey Baratheon.
Olenna teases Loras and Margerye that family ties will become very complicated. Tywin confronts Tyrion about being drunk, reminding him of his duty to bear a Stannister heir. Loras awkwardly tries to talk with Cersei, but she brushes him off. Joffrey confronts Sansa and cruelly teases her. Joffrey commands Tyrion to carry Sansa to her room, but Tyrion insults and threatens Joffrey. Tywin defuses the tension and Tyrion stumbles out of the wedding hall drunkenly. They both reluctantly prepare to consummate the marriage, but Tyrion stops and says that she should wait until she is ready. Later, Shae greets them in the morning and realizes they did not consummate.
Miros of the Second Sons comes to Daenerys’s chamber, seemingly to kill her, but then reveals that he went against the other Second Sons’ orders, killing the other leaders, because he wanted to fight for her beauty. He vows to serve her.
Sam and Gilly talk awkwardly as they take shelter in an abandoned shelter. Sam discusses possible names for the boy infant as she starts a fire, and also reveals that his father had been cruel. After a huge number of crows gather outside and make noise, he goes outside to confront them. Suddenly they disperse and a White Walker–the same one who led the army of White Walkers at the end of Season 2–appears to take the infant boy. After the Walker destroys Sam’s sword and pushes him to the side, Sam charges with the shard of weapon he had found further out beyond the Wall. The weapon causes the Walker to shatter, and Sam and Gilly run away from the crows.