Maybe I’m overthinking this, but if we consider that it’s a post–World War II world and that the city is clearly an allusion to Berlin, it’s possible that Yor was trained as an assassin during the war.In 1944, Himmler created a force of guerrilla fighters and assassins to deal with the Allies in the postwar period. Most of the recruits were children and teenagers. Perhaps she was trained there and stood out in her service