Sunday

Émile is married to a domineering older wife, Berthe. It is her family that owns the little hotel 'La Bastide'. Although Émile is the chef, he feels like a servant. In an attempt to assert himself he starts an affair with one of the maids. But he continues to be humiliated by Berthe, just as he feels mocked by the pleasure-laden air of the Riviera. His hatred of his wife festers. Finally he hatches a plot to poison her - and now the day of reckoning has arrived ...