19th century. A self-taught inventor nicknamed Levsha is recruited to help investigate a mechanical flea found in the chambers of Aleksandr III.

The year is 1993. 14-year-old Alex Ryabinin lives a normal teenage life - looking for adventure, trying to protect himself from hooligans, does not want learn music, does not know how to meet girls and which adults to follow as an example. On the one hand - an honest but poor family with a saleswoman mother and a father who is a docent, on the other - the dangerous world of an Afghan veteran Uncle Alik. And there's also the girl Zhenya, whose encounter triggers a series of irreversible events that will forever change the life of Alex. Running away from hooligans, Alex steals a car of local criminal authority, and in an instant everything changes. Will he be able to cope with all the problems, being in the heart of events? Will he be able to save his family and finally understand who he is? Only one thing is clear - life will never be the same again. Not for Alex himself, nor for the whole of Russia.

A 25-year-old Gypsy car thief lives in a provincial town, the center of which is a precious metal processing plant. 20 years ago, his father died at this factory, allegedly involved in the theft of gold bars. The investigation has slowed down the case, so the Gypsy is eager to find the killer and avenge his father, whom he does not really remember. When the former director of the plant and the unspoken owner of the city Leonid Maksimovich is announced in the city, it is necessary to combine efforts to get to the truth and bring justice — everyone understands it differently.

1899, the Christmas-time St.Petersburg. Ice-covered rivers and canals of the capital seethe with festive activities. On the eve of the new century those who should not be destined to meet, come together. They are people from different worlds: Matvey, the son of a lamplighter, whose only treasure is his silver-plated skates; Alice is the daughter of a high-ranking official dreaming of science. Each of them has his own difficult life-story, but having accidentally met they rush forward together in pursuit of their dreams.