Landfill harmonic follows the Recycled Orchestra of Cateura, a Paraguayan musical youth group of kids that live in one of the poorest slums in Latin America and next to one of South America’s largest landfills. This unlikely orchestra plays music from instruments made entirely out of garbage. When their story goes viral, the orchestra is catapulted into the global spotlight. However, when the largest flood devastates their country, they must become the source of hope for their community.