A realistic and penetrating look at the everyday life of Soviet intelligence officers at the height of the Great Patriotic War. Their call sign is "Cranes", their tasks are a challenge to all fears, their enemy is always close. But even in the most dangerous and tragic moments, they do not lose faith in their cause and in victory. A strong and dynamic military drama from the creators of Brest Fortress and Podolsky Cadets, inspired by the real events of 1943 on the Smolensk front.