Agnes Dodds walked out of the small Islington house which she had called home, leaving her husband and four children, and disappeared into the streets of a London devastated by the Blitz. For her eldest daughter Amy there is no time to feel sorry, it is all she can do to hold the family together. With no mother and a father who is useless, Amy sees little hope for the future until she meets Tim Gudgeon. Tim, who is secretly in love with Amy, believes that he has seen Agnes. Suddenly Amy is full of determination to find Agnes and discover why she left. But Agnes took with her a secret strong enough to drive a mother from her children and one that Amy may wish she had never heard...