In post-Liberation Paris, a man reunites with a friend and meets the woman of his dreams, only to discover her brother's dark past.

Film in two eras.1st era: They are not angels. Chronicle of a Free French parachute training camp during the Second World War. 2nd era: Terre de France. A group of paratroopers landed in Brittany sabotages the German installations.

The basic premise: A retired bus driver fulfills his lifelong dream of providing an extended "voyage surprise" (the title is translated as "Mystery Tour") for unsuspecting vacationers. They soon realize, while riding in the old man's home-made bus, that he hasn't bothered to plan any kind of itinerary. As a result, they end up in completely preposterous situations, of course. Voyage surprise!

Bitru is a carefree fellow who, one day, decides to buy a houseboat on the River Seine. He moves there and starts living surrounded by a circle of colorful friends. Among them, the daughter of an auto maker but also a group of scientists who have developed "Aqua Simplex", a device that could enable motorists to fill their tanks with... water ! Panic sets in in the automobile industry and Bitru is appointed his friends' middle man to represent them on the various car makers directors' boards.

Employed in a beauty salon, Amédée must undergo a pentothal injection. The dose is too strong; suddenly Amédée reveals the truth to everyone; to clients of the institute; to his cheating wife; to his boss that he robs; to the tax collector; etc. When the effects of the truth serum wear off, everyone returns contentedly to their little swamp.

Montmartre in the summertime. A group of street urchins idles outside while the other kids of the neighborhood are away on holiday.To keep the gang busy, Pivolo, their leader, has an idea : they are going to kidnap Aunt Faguet's doggy. Just for the fun of it. A few days pass after the crime is accomplished and one of them suddenly realizes that a reward is being offered by the aunt to anyone who would bring her her pet back. Mademoiselle Hélène, the kind-hearted social worker, does it for them and gives them the reward money, which is instantly exchanged for lollipops, nougat and merry-go-round and cinema tickets. So, why not continue? That's what they do, abducting several dogs, until they realize they are becoming ... too rich! They can't buy themselves luxurious gifts or else their parents are bound to suspect something. Instead, they decide to do good by helping poor people around them. One day, Pierrot, a member of the gang, gets run down by a cyclist and becomes blind.

After the exodus, a woman with a tidy life decides to take in the abandoned children; she meets a singer who knows how to make her see life with more poetry.

Due to financial problems, the boarding-school of Saint-Loup is on the verge of closing its doors. In desperation, Jacquelin, the headmaster, has the idea to invite former students to a fund-raising reunion. Among the alumni, three men whose common point is to have been in love at the time with the headmaster's niece. One is a banker, the second a priest and the last one a globetrotter. All of a sudden, the peace of the assembly is disturbed: Jacquelin's niece has just been murdered.

1944, France experiences its last days of German occupation. A microcosm representative of the various attitudes adopted during this troubled period, some heroic, others less brilliant, the Grégeois family, scattered by the war, will strengthen its ties according to the Allied advance on the territory and the liberation of Paris, with its joys but also its sorrows, because not all of its members will survive the relative chaos that will characterize this end of the world war.

Suppose lost and found objects could talk... But they can! At least four of them... : -A statuette of Osiris remembers how two ex-lovers, a model and a good for nothing who claimed to be an Egyptologist, met again one Christmas Eve. -A violin has things to say about Raoul, a humble policeman who lost Solange, a widowed grocer he loved, to a god-dam seducing busker also named Raoul. -A scarf was witness to an eerie romance between a young madman and girl he had saved from suicide. -A funeral wreath lets us know how it caused a young woman to believe her lover dead. After having told their respective story, the objects return to their customary stillness.