Capricious small-town girl Juliette and barge captain Jean marry after a whirlwind courtship, and she comes to live aboard his boat, L'Atalante. As they make their way down the Seine, Jean grows weary of Juliette's flirtations with his all-male crew, and Juliette longs to escape the monotony of the boat and experience the excitement of a big city. When she steals away to Paris by herself, her husband begins to think their marriage was a mistake.
Proud, eccentric, and antisocial, Monsieur Hire has always kept to himself. But after a woman turns up dead in the Paris suburb where he lives, he feels drawn to a pretty young newcomer to town and discovers that his neighbors are only too ready to suspect the worst of him.
Five unemployed workers win 100,000 Francs in the national lottery. Instead of sharing the money, they buy a ruin and build an open-air cafe. But difficulties come to split their friendly group apart.
