Marija Mratinić was born in 2000 in Zagreb. After completing primary and secondary music school in Vis and Split, specializing in saxophone and flute, she enrolled in Film and Media Arts at the Arts Academy in Split, where she composed music for several short films, worked in cinematography and directing, and completed her undergraduate studies in 2024. Her film Vapor Solo, directed in 2024 as part of her studies, received several awards, including 3rd place at the Croatian Film Review in the short documentary category. She participated in group exhibitions such as N10 at MKC Split (2022), SouthWest – NorthEast at Kuva/Tilla Gallery of the Academy of Fine Arts, University of the Arts Helsinki (2022), and the exhibition Proces 23 at MKC Split in 2023. She also performed solo at the experimental sound and improvised music festival Ispod Bine in 2023.