Ulf, a German with an acid tongue, is an internationally renowned butterfly specialist. Jota, a witty Paraguayan considered the foremost bird expert in the country. For decades, they have been studying the forests of Paraguay while witnessing relentless deforestation and manmade wildfires. Sebastian, on the other hand, has been fascinated with an endangered dry forest ecosystem called The Chaco, the largest green mass in South America after the Amazon.