Set in the province of Tucumán, Argentina, Belén follows Julieta, a young woman accused of infanticide, and Soledad Deza, the bold lawyer who risks everything to take on her highly controversial, precedent-setting case. As the trial unfolds, Julieta’s plight becomes a flashpoint in the battle against a conservative legal system —sparking a groundswell of outrage and a growing wave of solidarity that transcends borders.