Someone Else (2020)

Original title: Neko treći

Vanja is an extremely moody and introverted nine-year-old boy who grows up next to a single mother. She is going through relationship problems with her boyfriend. In order to revive the romance, the mother and her boyfriend go on a trip and hire a neighbor, Vesna, to take care of Vanja. At the beginning, Vanja is in a hostile mood towards Vesna, but his defensive attitude is slowly giving way to the care and attention that Vesna gives him, which was missing in his life…