Todor Primov is an officer of the royal army who changes sides and goes over to the partisans. After the war, he graduates in engineering and is appointed manager of several construction projects. His car crashes on the eve of March 13. After his recovery, Primov resumes his work. Yet, secret information starts leaking from the projects and some serious accidents occur. Andrey, who befriended Todor Primov back in the partisan unit, goes to investigate the causes. He knows that Todor was colored-blind while this engineer distinguished colors. Andrey manages to get at the truth: Parvan Primov, Todor's twin brother, has made the car crash. On that night he killed his brother and took his place...

The action takes place in the last years of the Second World War, immediately before the socialist revolution in Bulgaria. It centers on the life of the middle-class family of Lazarov, which is torn by the sharp political contradictions taking place against the background of the popular struggle against fascism. The father Vitan goes through terrible mental traumas, which are the price, he has to pay for his illusions that in such clashes one can remain neutral and free from politics. The partisans execute the son Boris - a fascist officer, a sadist and a murderer. The daughter Lily is forced to search for her place in the conflict between the representatives of two hostile worlds - that of fascist brother and her husband - a communist and a revolutionary.

A truck driver falls in love with the woman he nearly hit.

Stationed in a secluded Bulgarian village in 1943, Walter – a German Wehrmacht sergeant and artist – lives in almost idyllic distance from the war. Then a transit camp is set up for Jews arriving from Greece. When Ruth, one of the internees, asks Walter to help a pregnant woman, the two form an unlikely bond.

The former partisan, officer Petko, became the chairman of the collective farm, establishing the cooperative economy, to overcome the resistance of kulaks and slackers who “ruined the economy“, and how with the help of friends Petko managed to unite people and establish work.