In July 1942, in the Second World War, the rearguard of the Russian army protects the bridgehead of the Don River against the German army while the retreating Russian troops cross the bridge. While they move back to the Russian territory through the countryside, the soldiers show their companionship, sentiments, fears and heroism to defend their motherland.

The action takes place in one of the major port cities of the North. Young welder Mark Talalin and foreman Ilya Besedin cannot find the true reasons for their disagreements and conflicts.

1942, Polar region. The Germans are preparing to capture Murmansk. The submarine Sch-721 is considered lucky, and its captain Aleksei Strogov has the ability to extricate himself from the most difficult situations. He also develops tactics for a periscope-free torpedo attack, despite the skepticism of colleagues and management. And now, when the Happy "Pike" had to take on board the crew of another Soviet submarine, and she was on the seabed with almost no oxygen, Aleksei manages to save people and perform the operation, paying for it with his life...

Life in a distant south town become to difficult for the young girl Ksana from Moscow...

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

After professor creates a robot who looks like blue-eyed boy the criminals become very interested in the invention.

A poetic story about the first love of boy Sanya to girl Lena.

A poetic story about the first love of the village girl Natasha, loyal to the memory of the deceased fiancé. In peacetime, the heroine's fiancé blew up on a land mine that remained on the collective farm field since the war, and her life turned into a nightmare. But sooner or later, dreams end and the world opens again. Pregnant Natasha goes to the institutions, seeking to be signed with the father of the unborn child who died tragically. At the end, after long ordeals, she comes to the conclusion that writing in the marriage book will not change anything in her life.

Based on the novel by Vladimir Orlov "Salty Watermelon". About the youth team of builders laying in the taiga railway Abakan-Tayshet. In the taiga, on the site of the future route, the youth team of Nikolai Bondarenko works. The people in the brigade are very different: the educated muscovite Vitaly, the resourceful Boris, the scribe and the romantic "Bukvar", but everyone lives together. They dream of a future route that will open the way to the Sayan Mountains.

The plot is based on the dramatic fate of the Red Army commander Aleksei Ivanovich Pavlov. Having been captured in January 1942 and being among the displaced persons, he didn't immediately decide to return to the USSR. Having rolled around the foreign country for 17 years, Aleksei nevertheless returned to his homeland. He goes to his brother in the south of the country to Sevastopol. Aleksei accidentally meets the doctor Anna Andreyevna, who was saved from death in besieged Leningrad. She travels by car from Moscow and also to the south, with her daughter Tanya; she suggests he join them. Aleksei tells about his life on the road.