Leningrad Front, spring 1943. On the border of the defense of the city of Leningrad there is a checkpoint (the final route of tram No. 3), where the passengers - the military, heading to the front line of the defense and the civilian population living and working in this area of the city, the company fighters guards are checking documents. Passengers boarding tram number 3 at the stop on 25 October Avenue (Nevsky Prospect). Tram number 3 movement along the streets of Leningrad: 25 October Avenue (Nevsky Prospect), International (Moskovsky) Avenue. Buildings of the House of Soviets on Moscow Square and the Soyuzpushnina building, the Moscow District Council on the International (Moskovsky) Avenue, the Gostiny Dvor building, barricades on the tram route (removed from traffic). Tram number 3 arrives at the checkpoint; disembarkation of passengers. A soldier of the Zolotykh security company checks the documents of the military. Schoolboy Vitaly Tyastkin, returning home from school, passes through the checkpoint; he has a loaf of bread under his arm. The foreman of the N plant, Stulova, who has worked for 31 years at the enterprise that turned out to be behind the outpost during the war, passes through the checkpoint. Soldiers heading to the front and commanders heading for their units undergo document checks at the checkpoint. Cars at the checkpoint barrier. A soldier of the security company Beloverkovets checks the documents of the drivers, lets cars through the barrier; cars are passing by. Another of the trams, following route No. 3, arrives at the checkpoint. Passengers get out of the car. Other passengers, after checking their documents at the checkpoint, run to the tram following in the opposite direction, get into it, the tram leaves. A sign at the checkpoint “STOP! SUBMIT DOCUMENTS. Checkpoint ".