Book is in French The cult series offered in a brand new format!. After the death of their father, an enigmatic billionaire who adopted them all over the world, Star of Aplièse and her sisters find themselves in their childhood home, Atlantis, a castle on the banks of Lake Geneva. As an inheritance, they receive a mysterious clue which will allow them to unlock the secret of their origins. Star, the most enigmatic and introverted of the siblings, hesitates to leave the cocoon she has created with her sister CeCe. She finally decides to follow her first clue, which leads her to an antiquarian bookstore in London. She will follow the trail of a certain Flora MacNichol, a prolific, independent and headstrong writer who knew Beatrix Potter.