Pedro, a humble beekeeper who lives in the mysterious Argentinian region of the Delta del Tigre, travels to Buenos Aires to visit his twin brother Agustín, a successful but troubled pediatrician with marital issues, to give him bad news and ask him for a favor hard to fulfill, a unexpected arrival which will change Agustín's life forever.
Viggo Mortensen
as Agustín / Pedro
Soledad Villamil
as Claudia
Daniel Fanego
as Adrián
Javier Godino
as Rubén
Sofía Gala Castiglione
as Rosa
Oscar Alegre
as Amadeo Mendizábal
Sergio Boris
as Francisco Mendizábal
Alberto Ajaka
as Fernando Mendizábal
Mauricio Soto
as Pablo
Nelly Cantero
as Carmen
Carolina Román
as Nurse
Joaquín Daniel
as Medical Examiner