In a forgotten village in the Yucatan, Lena, a 68-year-old widow, crosses paths with Leon, a 62-year-old Mayan guardian who knows the secrets and spirits of nature. 62-year-old Mayan guardian who knows the secrets and spirits of nature. Lena finds in Leon an unexpected companion. Despite their differences and their seemingly opposing worlds, a deep connection forms. worlds, a deep connection forms between them. Cosmos is a philosophical tale of aging, its silent transformations and aging, its silent transformations and the essential link of love in human life.