A film adaptation of the novel by Agatha Christie, "The Murder of Roger Ackroyd." The owner of the mansion, Roger Ackroyd, was killed in his own office. The investigation is conducted by two - a local inspector and Belgian detective Hercule Poirot. Everyone is suspected: nephew, household, servants, guests. Everyone has an alibi and everyone conceals something, but at the same time hopes for Poirot and a fair outcome of the investigation. All but the true killer. But Poirot is not in a hurry, he patiently accumulates facts, gets rid of contradictions, frees everyone from a burdensome secret and remains face to face with the killer, facts, logic and a difficult human feeling - disappointment ...

The plot takes place in 1942-1943, during the defense of Stalingrad. The Jew Viktor Strum is a talented nuclear physicist working in one of the country's institutes on the creation of an atomic bomb. At this time, Strum's relatives die in Nazi camps and NKVD dungeons, and persecution begins against him. The inventor can only be saved by his scientific brainchild, which Stalin himself became interested in. The state needs such a powerful weapon as an atomic bomb. The scientist has to make a choice: to remain faithful to science and work for the "leader of the nation" or to abandon his vocation and be destroyed.

The series is set in the 1920s. It tells about the first tasks of Isaev. First, he goes to Reval to stop the smuggling of valuables stolen from Gokhran. Upon his return, he is sent to Vladivostok to collect information about the actions of the whites. Then he has to go abroad to monitor counterrevolutionary emigration.

About a former reality TV star who, after 10 years of living "on TV", is forced to return to her native provincial town and start a new life.