The film is the debut of screenwriter and producer Juan Vera.
Icíar Bollaín, Isaki Lacuesta and Carlos Vermut to return.
Films from Valeria Sarmiento, Benjamín Naishtat, Markus Schleinzer and Simon Jaquemet also selected.
The winning director and Spanish distributor in the section will receive €50,000.
The ’Shoplifters’ director will receive the Donostia award at the Spanish festival.
James Franco’s film about The Room’s Tommy Wiseau wins the Golden Shell.
Other winners included Telmo Esnal’s Dantza and Claudia Pinto’s Las Consecuencias.
For its 65th edition, San Sebastian is embracing small-screen content while consolidating its bond with Latin American and European cinema.
Three will be given the Donostia Award later this month.
Competition offers international launchpad for Spanish films.
Borg/McEnroe, mother!, Happy End and The Florida Project heading to Spanish festival.
Zabaltegi-Tabakalera section reveals 14 titles.
Argentinian filmmaker Natalia Garagiola makes feature directorial debut on Rei Cine drama.