Kamikatsu, Japan is known worldwide for its sanitation innovations. This small community of 1700 people is leading the way in a recycling and upcycling revolution. As of now, it has nearly achieved its goal of Zero Waste. This is the story of a group of citizens who dared to break out of their comfort zone and make radical change for the good of their town and the planet. Through the eyes of two children visiting their energetic grandmother, we see firsthand all the amazing things that are happening.