The Prince of Winterfell that after reaching the farm, they had doubled back to Winterfell itself to evade Theon's patrols. Luwin deduces that Theon's men murdered a farming family and burned their sons' bodies in the Stark boys' stead. He asks Osha to keep it from Bran since he would blame himself, but Bran overhears their conversation. The episode was written by producers David Benioff and D. B. Weiss, based on the original work of George R. R. Martin. "The Prince of Winterfell" adapts the content of chapters Arya IX, Tyrion XII, Theon V (48, 55 and 57) from "A Clash of Kings", and
Game of Thrones of Thrones" successor series. All of the writers were to be working individually with George R. R. Martin, who also co-wrote two of the scripts. In September 2017, it was announced that "Game of Thrones" writer Bryan Cogman was developing the fifth prequel series. D. B. Weiss and David Benioff said that they would not be involved with any of the projects, and want to enjoy the successor series as fans. Martin said that all the concepts under discussion were prequels, though he believes the term "successor show" applies better to these projects, as they are not "Game of Thrones"