Marco, who is in his twenties and a bit lost, helps out a friend by standing in for him at his place of work: an emergency center for lifts. At around 3 am, a young woman called him: trapped in a broken-down car, she was having an anxiety attack. Marco tried to reassure her on the phone, but as no technician was available to help, he decided to go and rescue her himself. Unfortunately, when he arrives, the young woman has vanished into thin air. And so begins his incredible quest to track down this enigmatic stranger in Paris on the night of Valentine's Day.
Based on the biography Ne jamais rien lâcher, the script traces the career of Marinette Pichon over three decades. Born in 1975, she was the pioneer of French women's football and one of the greatest stars of that sport in the world. A prodigy discovered at the age of five, she went on to become the first French player to make a career in the United States (men/women combined) and the record holder for the number of goals and selections for the French team (men/women combined). From her childhood, ravaged by an alcoholic and violent father, to the American dream (she was crowned best player and best scorer in the prestigious US league in 2002 and 2003 and "Most Valuable Player" in 2003), via her career with the French team, Marinette paints the portrait of a kid from a working-class background who was not destined for such an extraordinary career path...