Everyone is astonished when Marinette, a black hen, confesses that she'd like to have red feathers. Why would she want that? For Firmin, there's nothing to discuss: black hens are black hens, white hens are white hens, red hens are red hens, that’s the way things are. This debate gives Noémie an idea: wouldn’t it be great to organize a big carnival parade where everyone could dress as they wanted and express their true selves?