Investigator Sergei Smirnov, must return to the city of his childhood to investigate some high-profile murders. In Crystal city, there is a maniacal pedophile on the loose. Not only does he torture and kill children, he does it in a devious, brutal way. Sergei is the best in his field, so he entrusted with the investigation. Sergei has a complex character; the hero has obviously been through a lot, and his most terrible secrets are buried here, in Crystal city, where Sergei was born and raised.

Every day of Roma and Zhenya's teenage brothers goes the same way, on the machine: alarm clock, study, cigarette behind the garage, a warehouse with weapons ... wait, what? The guys decide that this is a chance to quickly cut down easy money, because all you have to do is sell the machines on the darknet. But where there are weapons, there are dangerous people — that's where the fun begins. Very soon, all the residents of the town are involved in the story: single mother Svetlana, pawnshop owner Albert, tattoo artist Lelya, policeman Basov, his blogger daughter Milena, as well as the capital's bandits.

2022 series

USSR, 1980s. The Elista Children's Hospital is experiencing the country's first major HIV outbreak, with more than 70 children and several adults infected. Now everyone: doctors, patients, relatives need to preserve human dignity in the face of a terrible disease for which there is no cure yet.