Recently married, psychologist Bea and Dan, a mixed-race artist, rent out their tiny flat to escape London for a few precious months. Driving through France they visit Bea's dropout brother Alex at the hotel he runs in Burgundy. Disturbingly, they find him all alone and the ramshackle hotel deserted, apart from the nest of snakes in the attic. When Alex and Bea's parents make a surprise visit, Dan can't understand why Bea is so appalled, or why she's...