Landfill Harmonic follows the Recycled Orchestra of Cateura, a Paraguayan musical youth group who live next to one of South America’s largest landfills. This unlikely orchestra play music from instruments made entirely out of garbage. When their story goes viral, the orchestra is catapulted into the global spotlight. With the guidance of their music director, Favio Chávez, they must navigate this new world of arenas and sold out concerts. However, when a natural disaster devastates their community, the orchestra provides a source of hope for the town.