Magnificent Meaulnes (Le Grand Meaulnes) - Alain-Fournier, Henri

When Augustin Meaulnes arrives in François' home, he changes everything. On one of his escapades, Meaulnes gets lost in the countryside finds himself at an extraordinary party where he meets the girl of his dreams. From this point on he is haunted by her memory and devotes his life, with François' willing help, to finding her again.