Auzou Book for the mysterious cave

Hugo, Sophie, Quentin and Lili wonder what could be behind the hole they discover in the middle of a rock. One by one, they make their way in, each one showing his or her courage. Sophie is the last to enter, and what a surprise when she discovers that a party has been organized for her birthday! The child plays with the characters, using a cut-out in the book to get them into the hole.