Volunteer girls come to the village. They will help to harvest the crop. The girls are dressed in fashion, behave provocatively. Four village men want to demonstrate their qualities. The mechanic pretends to be an athlete, the teacher plays love sketches that he watched in the movies. The vet flirts clumsily, and the doctor decides to go to Africa. The girls leave. Calmness and boredom come to the village.

The Soviet army is approaching the Bulgarian border. Many government ministers and army officers prepare to flee the country. The partisans take over the key administrative buildings. At the War Ministry, the commander of the armored brigade Major Essev hesitates between his sense of honor as an officer and his patriotic duty. He takes the side of the partisans.

During the anti-fascist struggle, in 1944, a partisan detachment receives Soviet weapons and ammunition delivered by airplanes. Some of the weapons must be transferred to another partisan detachment. This task is entrusted to a peasant potter. Overcoming enormous difficulties and failing to meet the contact with the password, the peasant nevertheless delivers the weapons to their destination.

Part one of this two-part epic follows the life and deeds of Boris I – a strong historic personality, which completes his mission to the full and at the end of his life receives holy orders.

Knyaz Boris I reached the most important spiritual insight - the country needed a single language and script. It accepts students of Cyril and Methodius, creating Ohrid and Preslav Literary School. What other nations took centuries, for bulgarians takes place only about 20 years after their baptizing - introduced a Slavonic Alphabet.

Chased by the military police force, the partisans Boyka and Anton take refuge in a cave. A grenade explosion dislodges the rock, which seals off the passage.