Arthur lectures the family on potential air raids at Larkfield Manor. Jack's dark humor upsets Victoria, who fears she and Klaus will never see one another again. Rosemary shows Parsons a gas mask and learns that many of the staff are deserting her for more patriotic and profitable war jobs. Victoria convinces Arthur to take her to London with him for one last meeting with Klaus. Lady Alice suggests hoarding petrol and food. Gates informs Arthur that he wishes to rejoin the military. Peter receives word that he must return and await deployment. Laura's decision about their future angers Peter. Arthur hints at something permanent for Rosemary. Geoffrey makes a promise to a very fearful Phyllis after Jack models his RAF uniform. Mrs. Gates refuses to tend to refugees at Larkfield Manor. Klaus and Victoria clash over her latest scheme. Angela stops round Arthur's flat to say goodbye, but her confession is interrupted by Rosemary. Arthur is mortified when Victoria goes missing.