 Her mission is to bring back data on the V-1 flying bomb.Ed and Linda travel to Switzerland, where he hands her over to master spy Konrad Friedrichs (John Gielgud), who takes her by train across the border into Germany, to Berlin, where he hides her in his house and introduces her to his niece, Margrete von Eberstein (Joely Richardson), a socialite also working as an Allied agent.Linda assumes the identity of Lina Albrecht, and is planted as a cook in the household of Horst Drescher, a social-climbing Nazi officer, before an important party he is throwing, but she arrives too late to prepare the food properly, causing the dinner to be a disaster, and Drescher angrily fires her.