Emile Ward is deprived of any use of speech. Life will be impossible even after the death of his grandfather (his last guardian), then, with the only help of his friend, he will understand, throughout the world, that hope was and has always been the only key and the only remedy for melancholy and sadness. Thanks to him, the world will finally know the true way of seeing things around them. But how will he go about it? (Original version is in French)