10-year-old Vladik is a neural network genius and a master at getting rid of babysitters. When his mother urgently needs to leave on a business trip, he has to go to the village to visit his grandfather, whom he has never seen in his life. Vladik dreams of returning to the city and getting to an important IT competition, and his grandfather has no intention of letting him go. Each of them is sure that they can easily outwit the other, but this meeting will change them both.