Alexandra is a girl unlike any other. Alexandra is a girl in 20 million. As a toddler sas diagnosed with progeria, a rare disease. Alexandra is cheerful and bright. She loves music, dance and languages. Her story takes place between Catalonia and the United States with a stop in the French Alps and it introduces Alexandra and her immediate world: her family and her school life. On a trip to Boston, Alexandra meets Luca and Kate, two more children with whom she?ll become friends, and who?re also dealing with progeria.