In the year 2525, Adria and Kim and their parents lead a thoroughly controlled, restrictive and deprived life - characterized by fear and governed by laws and regulations. For many centuries now, the Earth, marked by environmental destruction and climate change, has no longer been a beautiful planet full of living biodiversity. Involuntary adaptation in this inhospitable environment overshadows any hint of longing for a life in freedom. Through an inspiring reunion, they develop a daring plan to change the present precarious situation by visiting the past in a forward-looking way for all living beings. The exciting journey back 500 years brings the siblings breathtaking encounters, discoveries and insights ...