When his daughter goes missing from their prairie town east of France, Alain and his young son, Kid, head out to find her. The journey takes the men to some far-off and unsettling places in what begins to feel like an endless quest.
In a small village of the South of France, life is made difficult by a sweltering heat wave and its corollary, a worrisome lack of water. Everyone is under great pressure, especially the farmers whose fields are not irrigated. Which is the reason why the residents are less and less well-disposed toward one of them, Joseph, a mentally retarded young man whose never-ending antics are becoming, in such fraught context, something of an intolerable inconvenience. The mayor tries desperately to calm things down but nothing helps...