The president of Argentina, Hernán Blanco, is facing a very important decision. He is participating in a meeting between different state leaders, which takes place in La Cordillera. From there, in the middle of the Summit of Latin American presidents, he will have to be able to solve a very complicated personal matter that can affect both his private and public life.
Rural police officer Cruz investigates the bizarre case of a headless woman's body found in a remote region by the Andes Mountains. David, the husband of Cruz's lover Francisca, becomes the prime suspect and is sent to a local mental hospital. David blames the crime to the inexplicable and brutal appearance of the "Monster." Cruz stumbles on a mysterious theory involving geometric landscapes, mountain motorcyclists and a mantra stuck in his head: Murder Me, Monster.