Martin, Chris, and Aviva go on an adventure into the Amazon Rainforest, where they find a hidden world of busy leafcutter ants, farming for the colony. The team learns about agriculture in nature, and these ants must clip leaves to bring back food. Then later, Martin learns that leafcutter ants are fungus farmers. Unfortuntely, Zach wants to make robo-ants and steal all the veggies in the world so that everyone has to buy the veggies from him. The Kratts must stop him and save Scarlett's family farm.