"It's the end of the world for Marion. She must leave her corner of the country by the sea, her house, her school and especially Léa, her lifelong friend, to go live in Montreal... Lost in the big city, Marion soon finds herself plunged into a mystery. Who is the little girl she saw in the apartment behind her house? Could it be the little girl who disappeared a few weeks ago? A story where mystery and friendship are present."--