This film is about the soul of Berlin, where Cleo lives, who feels a deep affinity for the city. She was born on November 9, 1989, on the night the Berlin Wall fell. Amid the crowds on the streets, the ambulance was slow to arrive at the hospital and her mother died in childbirth. Together with Paul, they set out on an adventure through the vibrant city and meet urban legends, mythical figures, crazy and also adorable characters. When they finally reach the deepest, darkest areas of the city, Cleo must confront the most important question of all: does he really want to go back in time?