For Ray and his sister Sol, their first trip to Earth from Mars is bound to be a complicated experience. Not only will they have to adapt to weigh three times more than on their planet and to the high solar luminosity, they will also face the challenges of surviving in an environment ruined by climate change... But, as soon as they arrive, they realize that their expectations were far from reality. The Mother planet has once again flourished, although the Earthlings are willing to keep this progress a secret. Ray and Sol discover this when they are kidnapped by a mysterious girl named Iva. She will take them to the heart of the Amazon rainforest, where they will understand that the strange changes in the terrestrial ecosystems are related to the darkest mysteries of their family.