Book is in French Did you know that rocks can fall from the sky? When a huge rock appears at the favorite gathering place of a group of friends, they don't really know what to do... However, it is the beginning of an adventure that will confront them with their destiny, with their friendships and their future. Celebrated picture book creator Jon Klassen invites readers of all ages on a hilarious and timeless adventure, which begins with a rock falling from the sky.