The story of the adventures of a shepherd who charms everyone he meets with his songs and unusual voice: harsh commissars, robbers, composers, and finally, a beautiful fisherwoman.

Alexey Titarenko is very talented pilot and brave leader of "Singing group". He also must look after some new cadets and fight together with them against German Luftwaffe planes. Close to Alexey always are his friends, they are all from different parts of the country, but they all became real brothers.

Events take place in the White Sea, 1942. New recruit Andrei Bulygin is assigned as an assistant machine gunner on a small ship that delivers soldiers and weapons to the front line. On the way back, German fighters sink the ship, leaving only Andrei alive. Having got out on the ice, he enters into an unequal battle with the cold and the German pilot von Bettger attacking him from the air...

Two teenagers Marco and Lyuda are helping border guards to catch a spy.

After serving in the army, Lyonka Parasochka got a driver in the fleet, deciding to continue his father's tradition. His mentor was Pyotr Demyanovich Volovich, who knew how to make money by "left trips" and various "operations". Lyonka saw that Volovich lived widely, beyond his means, but at first he somehow did not think about the sources of wealth. Apparently because he was in love with Volovich's daughter Lyusya.

Anatoliy Trifonov returns home after army service. He meets Raya, chairman's niece, who falls in love, but life takes its own course.

Village boy Klimko, accompanying his father to the front, stays with his stepmother. In the occupied village, the hero cannot see his friends. Having survived hunger, injuries and loneliness, the boy enters a vocational school - nine kilometers from the village - and works with new friends for the front...

The new young director of the car depot shows energy and the ability to come to an agreement with everyone for the common good, but his principle “you - for me, I - for you” has not yet been approved by the car depot team...

Soon after the father leaves for the front, the mother dies - and the children are left alone. And then fourteen-year-old Lyubasha takes care of her younger brothers and sisters.

A detective investigating the robbery also tries to help young man to avoid criminal future.