He had never been to london prior? Didnt ethan look visually upset when people talked about finding JTR and hanging him?
Very first episode Ethan arrives in london, they never say if hes been there before. Shortly after Ethans arival bodies start showing up mutilated. While they are pulling the child's bodiy out of the house 2 ladies are asking "is Jack in back, who else but old Jack". Ethan listens to them and gets very upset, when one of the ladies looks at him he puts his head down and storms off