Leading man Michel Piccoli plays Pierre, a young musician who briefly catches sight of a beautiful woman dressed in blue and soon spends all of his time trying to track her down. After roaming the streets of Paris in search of the mystery woman, he recruits an old friend to help find her.

Famous men are being kidnapped for their genes, to impregnate women and give birth to gifted babies.

Young Berthe, deeply moved by a cinema screening of the notoriously sultry Le Dernier Tango à Paris, goes to the address where most of the action takes place, a building overlooking the Bir-Hakeim Bridge metro station. Reality suddenly seems to mimic fiction when she discovers not only an apartment advertised for rent, but also a man prostrate in a corner who seems to be waiting for her. Hoping for the same torrid embrace as in the film, she discovers that he is in fact preoccupied only by the apartment's defects. Attempting to embark on a passionate affair, she learns that the man suffers from libido problems.

Colinot's world is turned upside down when his fiancee is kidnapped.

Henri's wife has divorced him. While Henri is not excessively upset about the divorce, he is sad, hates to be alone, and dislikes the sorts of wrenching changes that are being forced on him. Indeed, his ex-wife cannot get him to leave their shared quarters by the court deadline without having a terrific row with him. When he finally leaves, he leans a great deal on his 10-year-old daughter for company, comfort and support. She gets used to that and has to make adjustments when Henri gets a new woman in his life.

The guardian of a nursing home lends a compassionate ear to the complaints of two new pensioners who love each other and have only one dream: to see the sea. To help them realize their dream, the brave man steals the car of the director. She quickly discovers the crime and drags her pale husband to the pursuit of the trio, aboard a tanker truck...