Senor Quexana has read so many books on chivalry that he believes that he is the knight Don Quixote de la Mancha. So Don Quixote sets off on his horse, accompanied by his squire Sancho Panza on a mule, to perform valiant deeds. They mistakenly save the Lady Altisidora who is so amused that she invites them to visit the Duke to provide some merriment at court. Among other deeds, Don Quixote frees some prisoners, who then turn upon him, and Don Quixote attacks a windmill that he imagines is a monstrous wizard.

After news of the future birth of a child, Sergei split from his wife, Natasha, and settled in the company of young architects, who occupied a room in a big house. As a result of a chain of unforeseen events, brought by one of the tenants found a child, Sergei finds a newborn son. Friends are doing everything possible to find a lost mother, but Sergei does not disclose their affiliation and tries to give the baby the wrong hands.

The residents of the village of Staroje Dudino, located four kilometers west of the Soviet border, are completely dependent on the wealthy Novik, whose interests are protected by the local police and clergy. Novik is actively stirring up ethnic strife between the Jewish poor and Polish workers. During the traditional "black crown" ceremony (a wedding ceremony for an old man and an old woman), a group of factory workers led by the communist Haidul, together with the Jewish poor, attack the police and free Boris Bernstein, who had been sentenced to death.

Geological expedition is looking for a rare element in Pamir mountains.

The second part of trilogy about the life of a young factory worker, Maxim. In July 1914, the Bolsheviks and Mensehviks compete for representation of the working-class in the Duma. Maksim, who just returned from exile, calls the workers to strike as a protest against the firing of six of their colleagues. The traitor Platon Dymba assaults Maksim, wounding him severely. When the strike unfolds the workers demonstrate by the thousands, the news of the outbreak of World War I suddenly arrives. Maksim gets drafted.

Saint Petersburg, 1858. A group of composers known as The Five meet at Balakirev's. Young Modest Mussorgsky, both a civil servant and a musician, has become a fixture there. He tells about the first opera he plans to compose. Then he goes to the country where he discovers the lowly conditions of the peasants and the bloody conflicts with the rich land owners. He works on Gogol's 'The Marriage', trying to render into music the natural accents of the play's naturalistic dialogue. But his efforts do not pan out. On the other hand, he starts writing his opera on the story of Boris Godunov. The Marinsky Theatre refuses to stage the work. The Five, and Mussorgsky among them, are libeled and the group starts disintegrating. When 'Boris Godunov' is finally performed in 1874, it is a popular success.

This, the first Soviet depiction of Peter the Great, set the stage for what would become the post-Revolutionary line concerning the early Romanovs. Rulers like Ivan the Terrible and Peter the Great were widely admired for their dedication to Russia and their absolute determination to enhance her position in the world. But praise for the hated later Romanovs conflicted too heavily with the very beliefs that had brought about the Revolution in 1917.

Arinka, a young girl who lives near the railroad, discovers a ring of spies who are preparing the terror act.

A new construction manager, Zaitsev, arrives in a small town. Two of his former comrades from the Red Army work here: Glinka, the director of the paper factory, and Latsis, the head of the timber rafting operation. Zaitsev advocates for the rapid expansion of the paper factory and surrounds himself with a group of opportunists. However, despite their long-standing friendship, after a series of revelations, he is forced to leave the town.

Famous polar explorer Ivan Lebedev arrives at a southern health resort. There he meets his friend, renowned pilot Mikhail Lavrov. To avoid unwanted attention, the two decide to conceal their professions. However, their strange behavior arouses suspicion among those around them...