Testimony of Mira Bernsztejn, born in Bialystok, regarding her experiences in the Bialystok Ghetto and on the Aryan side "Aktion" in the Bialystok Ghetto, 05 February 1943; membership in the Jewish underground in the ghetto; escape from the ghetto; transfer to a German family; work as a housemaid in the home of the German family; replacement of the old Polish passport with an identity card (Personalausweis); attitude of Polish friends; help from Polish friends; desire of Polish friends to betray the witness to the Germans; life on the Aryan side including maintaining contact with the anti-fascist organization; providing medicines and food to Soviet partisans in the forests in the Bialystok area; joining the partisans, July 1944; liberation.