977 is a coded number relating the attempt to “test the harmony with algebra”, to figure out the mathematical regularities of emotional and spiritual realms of human being. The characters have volunteered for the experiment to be put through not only scientific researching, but also through the everyday trials of friendship, love, attractions, envy and “the strongest of affects” – the curiosity. Thus, the scientific experience turns into human one, and a result is unpredictable…

В основу сюжета фильма положены реальные события. Бывший "афганец" Юрий Кирсанов жил без особых проблем: отдельная квартира, любимая и любящая жена, замечательный сын. Но вот однажды он становится свидетелем накала митинговых страстей, где погибает его друг. А затем Юрий узнает, что его жена и сын вследствие оплошности врачей заразились СПИДом. Решение к Юрию приходит мгновенно...

Central Russia. The deputy chairman of the district executive committee, Tretyakova, was instructed to organize work to eliminate the consequences of a tornado that suddenly hit the village. She has to come to terms with the indifference of summer residents from a neighboring village, untouched by the disaster. Relying on her own experience and the will of the victims, Tretyakova will do her best...

The shoe factory is undergoing production reform. Poor quality shoes no longer bring savings, the company began to suffer only losses. To get out of this crisis, the factory management decided to produce normal products designed for the wishes of the consumer. To do this, you must cope with new technologies.

A fire causes mayhem in a seaside residence. Alexei Rogov investigates the incident and finds out that the fire was caused by negligence. But he is in love with the person in charge of the residence...

Summer of 1945. The salute of the Great Victory died down and the country is gradually returning to peaceful life. From "fire yes into the fire" a young reconnaissance commander Volodya Sharapov falls, having come to the MUR for distribution, to the department for combating banditry. In the city the Black Cat gang rages, terrifying Muscovites. Captain Gleb Zheglov enters the fray with the bandits, for whom Sharapov soon becomes his right hand.

An employee of the foreign trade association Kazakov makes an offer to the American businessman Vikas to invest in the construction of a chemical plant. It was decided to build it on the site of a gasification station in Nizhne-Pechorsk. Vikas' decision to conclude a contract for the construction of the plant becomes known to American businessmen, who are not interested in this cooperation. Ron Kluger comes to Moscow to interfere with the negotiations...

In a training flight, the Il-28 plane crashes. Shooter-radio operator Sorokin without an order leaves the plane, lands first and writes a denunciation to the pilot Yegorov. Yegorov has to leave military service, his beloved girlfriend Nadya is leaving him. Sixteen years have passed since then. Nadya is married to the slanderer Sorokin and brings up a son with him who doesn't know who his real father is. One day, the whole family ends up on an airplane controlled by Yegorov. Clarification of relations leads to a belated triumph of truth, which affects all heroes: one destroys, the other exalts, in the third instills hope...

Based on the novel of the same name by Grigory Svirsky. 1942 year. The Great Patriotic War. The navigator Bratnov was shot down during the war, was captured, fled, returned to his people, was demoted and sent to serve in the construction battalion. His old front-line comrade Major Kabarov accidentally met him and took him to his unit. Kabanov, knowing about the lack of experienced navigators, is seeking to transfer Bratnov to his air force in the Northern Fleet, in the Arctic, to a tiny rocky island — "to the ends of the world."

An experienced intelligence officer arrives in the USSR as a tourist. The staff of the State Security Committee manages to find out the real reason for Miss Luster's visit, to reveal all her numerous connections with agents of foreign intelligence, to expose and eliminate the criminals.

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.

1941 year. The Siberian carpenter Kuzma Kroykov arrived in Moscow as part of a rifle company. In a line of fighters, he walked through the streets of Moscow at night and in a village near Moscow met Varvara Oknova. Resolute, tall and beautiful, she won his heart. But soon the protracted terrible battles for Moscow began...

On the outskirts of the provincial town, Yevdokim and Yevdokiya live, raising foster children. Yevdokim works at a factory, Yevdokiya is a housewife. The family seems to be safe and happy: the only trouble is that Yevdokiya cannot forget the love of her youth. This Yevdokim cannot stand and offers Yevdokiya freedom, while he will remain with the children. But all these contradictions are drowned in mutual love for children and for each other.