Vyacheslav Borisov

The lost dog Kashtanka is picked up on the street by circus actor Monsieur Georges. He gives her a new name - Aunt and, having prepared a number with her, begins to perform in the circus. Their performances are very successful.

Seven year old Sasha practices violin every day to satisfy the ambition of his parents. Already withdrawn as a result of his routines, Sasha quickly regains confidence when he accidentally meets and befriends worker Sergei, who works on a steamroller in their upscale Moscow neighborhood.