Sandra Romero studied journalism at the University of Seville and later she graduated on film directing at ECAM (Madrid Film School). In the film school she made two short films: Ashes (2017) and A Room of One's Own (2019), premiered at the 16th Seville European Film Festival (16th SEFF). Her third short film, Where the Silence Passes (2020), produced by 93 Metros and Mammut Films, has been selected in the official sections of the 28th Medina del Campo Film Week and the 23rd Málaga Film Festival.