Gaston Bellus, is the director of a textile house, and the research laboratory makes a sensational discovery: the elastic fabric. This new discovery is used to manufacture new modern stretchable bathing suits. His daughter Clementine, enters the beauty pageant to represent France for the swimsuit launch. But scandal ensues when the public soon discover, the photos of the event in which this new revolutionary material is completely invisible on photographs & live television.

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.