In a building close to the Place de la Contrescarpe in Paris, a tale of criss‑crossings in turn romantic, gourmet, interested or mystical, between an Italian gigolo and a nightclub hostess, a family of butchers and an apprentice rocker, a mystic tailor, a writer sending himself telegrams, an alert paralytic woman, a thoughtful concierge, a bird breeder and a just‑out‑of‑jail hooligan. Little by little each one discovers each other’s more or less troubled history… when a mysterious death introduces the Police within this huis clos, hastens disclosure of well‑kept secrets and ruffle this little World.

Pierre Cousin, a depressive compositor, wants to die. After five vain attempts at committing suicide, he decides to hire professional hit men to do the job on him. But as he's waiting for death, he accidentally saves a suicidal young woman's life... and falls in love. Having suddenly found a reason to live, he now fears the killers he himself hired. Is there still time to call off his contract?

Thanks to a bit of string-pulling by his aunt, Jean du Bois d'Ombelles, a young recruit who has blue blood in his veins, hopes to go through a nice and comfortable military service. Unfortunately he becomes Corporal Bourrache's pet aversion. Nevertheless, against all expectations, Jean ends up taking a liking for military life.

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.

Everyone in Paris thinks Fantomas is dead. A wave of extortion, blackmail and murder all point to the master criminal. Inspector Juve and his reporter friend Fandor set out to find the truth.

The story of the Swiss soldier, Henri Dunant, who was responsible for the founding of the Red Cross, and who was offered the first Nobel Peace Prize.

Rosine, who spends her time as a model, has to deal with the advances of a disreputable young man.