Based on a true story of Polish submarine "Orzel" (The Eagle): September 1939, "Orzel" is coming to Estonian neutral harbor in Tallin. Under pressure from Germany Estonians have intern the ship. Commander Grabinski decides to escape to England through the Baltic Sea, without any maps that has been confiscated and with only small amount of fuel on board.
In war-ravaged Warsaw, five juvenile delinquents are given probation for stealing, to rehabilitate themselves, but remain under the influence of their profiteer-boss.