 Walking dejectedly on the dark street, alone, after curfew, Linda chances to encounter a guest from the dinner, officer Franz-Otto Dietrich (Liam Neeson), who is charmed by her and mistakenly assumes she must already have had a security check.Dietrich is a widower and takes Linda/"Lina" on as a nanny to his two children.Between her duties as a servant, she searches Dietrich's house for confidential papers on the V1, which he is also working on.