Due to his unbearable nature, star chef Mark is thrown out of a top metropolitan restaurant. Moreover, now no one from the restaurant business wants to do business with him. The only way out is to open your own place with a novice chef, whom Mark has known for the first day, and put all this metropolitan tinsel under your belt.
Captain Emelin, nicknamed Emelya, Captain Vasin and Dolbunov are investigating the most complicated crimes, and criminologist Masha Likhacheva helps them in this. Emelya's reputation is so-so, the head of the department, Colonel Khitruk, dislikes him for his independent character, but has to put up with him because Emelya has a good disclosure.
After a long absence, surgeon Maxim Mikhailov returns to his hometown to help his mother, who is suspected of having an early stage of Alzheimer’s. He gets a job at a local hospital, and on the very first day faces a serious test to operate a patient with a severe brain trauma. Maximov saves the girl, but when transferred to the nearby regional hospital, she dies under suspicious circumstances. The doctor launches his own investigation and finds out the dark truth behind the young woman’s death. It is the first case in a series of medical and criminal mysteries he is going to solve throughout the series. Maksimov is a talented doctor and a passionate person, but his methods are both outrageous and admirable. He keeps saving people’s lives performing the most challenging surgeries but, as it turns out, not everyone is happy about it.
The Sõpruse bridge connecting Russia and Estonia suddenly plunges into darkness. When the lights come back, in the middle of the bridge, on the borderline, a body is discovered. A joint Russian-Estonian investigation is appointed. Russian investigator Maxim Kazantsev and Estonian inspector Inga Veermaa will investigate a chain of crimes that are well prepared, masterly executed and contain “messages” on the topic of social injustice.
Major Oleg Gromov arrives in Beloyarsk, one of the biggest railway hubs in the country. He comes there to pay a visit to an old friend Vyshenkov, his former martial arts coach who now is the Head of the Security Department at the railway. Happy to see his old trainee, Vyshenkov promptly offers him to spearhead a squad of the Rapid Action Team (RAT) that was created to guard the rails from the rampant gangs. However, Gromov has his own plans for life: back in the capital, there’s an exciting and generously paid job waiting for him. But everything changes once Vyshenkov falls victim to a bandit attack. Gromov sets his mind on staying in Beloyarsk and becoming the leader of RAT. With the help of his new subordinates, passionate investigator Dmitry Kulikov, and psychologist Irina Tikhonova, he starts his own investigation of the railway case. He’s up to challenge a dangerous and invisibleenemy that is ready to do anything to silence the truth about the railroad affairs.
Nikolay Morozov has been both a revolutionary and a terrorist in his long life. Sentenced to a lifetime of hard labour, he spent 30 years in a tsarist prison. His hair had long turned grey by the time the Second World War broke out, but when he realised his country needed him he volunteered for the army. Nikolay was 87 at the time.