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...

Captain Lipovanski is badly wounded during World War II. The Germans take him prisoner. After the end of the war, he is set free in a foreign country. He has been deceived that he was sentenced to death as a deserter and that his pregnant wife had died in a Bulgarian concentration camp. He trains for subversive activities against his own country. He is given the codename 'Golden Tooth'. Eager for revenge, he arrives in Bulgaria. There he learns that an agent provocateur has killed his wife, that his child is safe and has been raised in a nursery, and that he himself is respected as a hero. Golden Tooth sets out to eliminate his accomplices. With a file containing valuable documents, the traitors prepare their escape abroad. The spies are caught at the border. Golden Tooth kills the last of the traitors and dies driving his lorry into a precipice.

Each individual member of a rural cooperative family is entitled to a plot of land for personal use. The large Sedmak family lives together, but the eldest son Kram wants them to fictitiously split up in order to get more land. Despite his parents' reluctance, Krum and his wife leave. Krum and his family maintain a separate household, although the whole family continues to dine together. Unaware of what has happened is his younger brother Nayden, who is in love with the cooperative chairman's daughter. One day the Sedmaks forget to lock the door, and the chairman Geras enters and sees them eating dinner together. The fraud is uncovered... The chairman forbids his daughter Yanka to meet Nayden. After the fateful dinner, there is a rift in the Sedmak family. Nayden leaves his father's house. Sandy and Kram confess their guilt. Yanka, after some thought, returns to Nayden. They leave together to study in the city....

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.