The daughter of the austere professor Smithson, during a walk on skis, loses her balance, revealing her underwear. An indiscreet photographed the scene. Smithson demands that his daughter marry this man, but who is he? He luckily turns out to be the young man she loves.

On the occasion of an auction organized for a charity party, a penniless man buys a kiss for a hundred thousand francs.

The brave notary Valentin Parpevielle has many problems with his young wife Moune, who has fallen in love with a crook count.

Based on an opera by Rossini and an opera by Mozart, taken from the work of Beaumarchais.