London, 1942 year. Тринадцатилетняя Нелл and her kid sister Olive live in one of poor boroughs. Here neighbours experience troubles and gladnesses together, and holidays meet on streets with songs. Here it in offense is not given and for itself able to stand. But war goes, and every night the signal of the air-raid warning sounds above authorities.When in city is too dangerously, thousands of families send the children in evacuation. As well as many, Нелл and Olive waits uncertainty. Who will agree to shelter them? Which will their new house be?Even in the wonderful English village life not sugar. Sisters know that kindness of strangers neighbors with cruelty, and friendship - with ignorance. Sisters know also, that not a single place will replace by him a native house. Who will be met by them on a way, into what dangers will run? Passing hundreds of kilometres on foot, will they find near?