Ruben wants to give some of these tens of thousands of illegals their name back… Alas, sometimes the disappeared are dead and he can only find their grave. In the Honduran villages, their mothers desperately wait for any kind of news – they often have for years. Ruben looks for them in the Chiapas underworld's brothels – where many women end up – or on "La Bestia " – the freight train that carries migrants towards the United States border.