Rooftops across New York City are getting a second life as gardens, and this film tracks how the green roof movement took hold there. It visits buildings where residents have converted bare tar surfaces into planted spaces, growing vegetables, native plants, and lawns several stories above the street, and talks with the people who built them about why they bothered: lower cooling costs, stormwater that no longer floods the sewers, and a patch of quiet in a dense city. The film treats the trend as both a design story and an environmental one, showing the practical mechanics of soil depth, drainage, and structural weight alongside the more personal appeal of having a garden when you have no yard. Hundreds of buildings across the five boroughs have made the switch in a short span, and the film uses that pace of adoption as evidence that a niche architectural idea has become an ordinary part of how the city is being rebuilt, one roof at a time.