My Grandpa is Santa (2021)

The only dream of nine-year-old Maxim is to find his grandfather, the real Santa Claus. That's why he goes straight to the capital in search of him. Along the way, he finds many friends, whom he helps with his childlike spontaneity and simple, but at the same time accurate advice, but there are also enemies who are trying to ruin his New Year. Maxim does not give up, even after fake Santa Clauses, as well as his mother, who immediately rushed in search of him.