A young businessman Ruslan Adamov owns the shopping center "Near Happiness" in Antalya. After the death of his wife, Ruslan devoted himself to his son and work and, despite his popularity with girls, does not start a serious relationship. One day, a Russian girl, Nina, appears in his store. Her foster parents' house burned down, and now she desperately needs a job. Having seen the potential in the girl, Ruslan takes her to himself. Nina turns out to be extremely talented: her suggestions surprise Adamov and benefit the business. Young people realize that they are seriously falling in love with each other, but circumstances are playing against them.

Spring 1942. Moscow schoolgirl Katya is corresponding with a cadet of the naval school Kostya, who is unknown to her. When sent to the front, his echelon must pass through Moscow, and they have a chance to meet ... Our days. Muscovite Katya, a talented violinist and a wild child, without realizing it, begins to follow in the footsteps of the history of Katya and Kostya, her peers from the war years. Will she be able to finish an amazing teenage love story that began years ago?

Pyatigorsk. The foot of Mount Mashuk. Morning of July 15, 1841. Two days ago – friends, overnight – irreconcilable enemies. A few hours remain until the duel between Lermontov and his friend Martynov. Relatives, friends, acquaintances of the duelists are trying to prevent the duel.