A Serbian Film Australia Hot ((free)) (2025)

However, I think you might be referring to a more recent film. After some research, I found that the film "Hot" ( Serbian title: "Vruć") was released in 2020 and received attention in Australia.

Hot (Vruć) Director: Igor Mirković Release Year: 2020 Country: Serbia Genre: Drama a serbian film australia hot

Here's some information about the film: