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...

Speeding cars. Rainy St. Petersburg. Nightclubs. The opera. Drugs. Shootouts. Leather coats. Fights. Hotel rooms. Tattoos. Death... The main stake in the game is the body of the deceased "Captain", who even in his death manages to cause a lot of trouble for those who knew him.

A film about the remarkable life of Russian mathematician Sofia Vasilyevna Kovalevskaya (1850-1891), the first woman to become a corresponding member of the St. Petersburg Academy of Sciences. Sofia Kovalevskaya's life was full of complex and dramatic twists and turns. These included a fictitious marriage that allowed her to obtain a higher education abroad; a period when she and her husband embarked on a commercial venture; and, finally, her breakup with him. The film's drama is built on the fact that Sofia Kovalevskaya's grown-up daughter, Fufa, several years after her mother's death, tries to understand who she was not only as a mathematician and public figure, but also simply as a person.

In 1934, Margarita Chugueva, nicknamed Vaska for her large frame and masculine strength, was working on the construction of the Moscow Metro. One day, among the newcomers to the brigade, she recognized Osip, her tormentor, who had mocked special settlers in the Siberian settlement where the family of wealthy peasants Chuguevs was exiled during the years of collectivization, and from where Margarita had escaped.

A murder has occurred, for which the famous artist Botsanov takes responsibility. However, the matter was not as simple as it might seem at first. The investigation of the crime is entrusted to an experienced investigator.

A classic mystery story based on Arkadi Adamov novels. A task force is investigating a series of routine thefts at hotels. Upon closer examination of the case, young criminal investigator Vitaly Losev unexpectedly uncovers major players in the shadow economy who were involved in speculation and theft of state property.

At the institute where the film's protagonist, sociologist Sergei Luzhin, works, an investigation is underway into his misconduct: he left confidential data at the factory where he was conducting a sociological survey. The contents of the data become known to the workshop staff, and a conflict arises when it becomes clear that the official head of the workshop, Ekaterina Mikhailovna, who got her position through nepotism, does not enjoy authority in the workshop and that there is an unofficial leader in the workshop — engineer Uglov.

Dmitry Nikolaevich Rudin appears at the estate of the wealthy lady Daria Mikhailovna Lasunskaya. A meeting with him becomes an event that attracts the most interested attention of the inhabitants and guests of the estate...

Detective Jeffries is forced to constantly stay in his apartment due to a broken leg. Having a lot of free time, he begins to study the life of the inhabitants of the house opposite. The behavior of one of his neighbors gradually arouses his suspicions. Jeffries starts checking them...

UN's The Committee of 19 sends six scientists to investigate a biological outbreak in Africa.