In a dystopian future, where the Earth has been ravaged by climate disasters, a hero grows up within an ecological society.

2072. In the face of the climate crisis, another world has emerged, one that is environmentally friendly and inclusive: the Tree Federation. Sol, the grandson of the founders of this new society, does not feel worthy of his heritage. But a mysterious power linked to trees leads him to Anima, a fierce and enigmatic young refugee. Her arrival will turn Sol's life and his whole world upside down.