Kolosov, a former oil refinery technologist, is appointed director of the research institute, which has long been estranged from real production. The new director energetically takes up the task, and somehow does not pay much attention to the fact that the scientific staff of the institute, headed by Professor Serafima Shuvalova, begins to group against him.

Cadets from naval academies set sail on the training ship Nadezhda for the shores of Australia. They were about to cross several seas for the first time, sail across the ocean, and take part in an international sailing regatta. For most of the young men, this was their first time at sea, and this voyage would determine who among them would become a true sailor and who would have to leave the fleet.

1941. Army commander Kapitonov takes the brunt of the German forces, striving to Rostov. Well aware of the tactics of the German General Leynts, Kapitonov brilliantly conducting an operation that was incorporated into the history of the war under the name "Dyakovo defense."

A novella about the head of a large team working in the defense industry, a major scientist, who took the responsibility in difficult conditions to continue the failed experiments. The ensuing heart attack gave reason for his re-election, and his closest friend Astakhov, accusing Potapov of frivolity and self-rule, seeks to stop the tests. Potapov is suspended, his wife leaves him, there is a misfortune with a loved one. But he continues to work.

The WWII. Berestova, an air regiment engineer, meets Ardatov, a fighter pilot whose wife has died. Now he must think about how to raise his two children alone. However, Arbatov does not live to see victory. After the war Berestova finds his children and adopts them.

Follows the famous Oryol trotter, multiple champion of the beginning of the century. Then - in sharp battles on the tracks of hippodromes - the fate of domestic horse breeding was decided. The world of animals and people is shown through the perception of a horse named Big Boy.

Left an orphan, Natasha comes to work at the shoe factory where her mother worked. Here she makes friends, faces her first difficulties and meets her future husband, Andrei Burov, the editor of the factory newspaper. Having organized an experimental workshop, Natasha soon became the leader of the factory. But not everything is going well in the family. Obsessed with the idea of writing a book, Andrei leaves for Siberia.

About the great violinist and composer Niccolo Paganini.

A lonely old man lives in the village - Ivan Makarov, angry and prickly. All his wealth is a house and an accordion. Yes, there is still a dream - to go to Moscow and speak on television: what if the son, who has long forgotten about him, sees and responds? But in Moscow, instead of his son, he finds a homeless teenager, Sergei, nicknamed "The Hoop". Returning together to Ivan's native village, they do not realize that life is preparing them another test to test true male friendship, fortitude and stamina in overcoming any blows of fate.