These children also were born in Krakow, Poland, in the years 20. They call Jerzy, Elisabeth and Jan. Their mother, Zofia, is a musician and Tomasz, professor of history. We make knowledge in 1939, the day of the end of school, the last day of happiness. Because now for this family, nothing will be as before. Peace is seriously threatened in Poland and the Second World War noises, Tomasz already heard. Soon those sounds invade the city and country.