Actors : Eva Mariol, Eduard Navarrete, Jaime Benet, Astrid Fenollar, Directors : Antonio Mercero,
Actors : Eva Mariol, Eduard Navarrete, Jaime Benet, Astrid Fenollar, Directors : Lluís Josep Comerón,
All of sudden, one day, all birds disappear from their cages and forests around Barcelona. Barcelonian children begin a campaign against pollution hoping that the birds will return.