Perdida (2018)

Follows a group of teenagers on their eagerly anticipated end-of-year trip. When five friends decide to break away one night to explore the vibrant city of Buenos Aires, Cornelia Villalba separates from the group and mysteriously vanishes in the Patagonian forests. Fourteen years later, her best friend reopens the case, determined to uncover the truth behind Cornelia's disappearance and finally discover her whereabouts.