For Naval officers duty comes first. Navy Lieutenant Favrel is one of these men. He has promised his wife Simone to stay with her all the time but a last mission aboard a training cruiser makes him realize that his life is tied to the sea. For his part, Navy cadet Pierre Hardouin understands that sailing is his vocation. The prospect of staying home alone while Pierre is on mission, frightens Madeleine, the girl of his heart. But the young woman ends up accepting the ordeal and marrying Pierre.

On his way to Paris, Casanova keeps on collecting female conquests, does not shy away from duels and gets into many a colorful adventure. Once in the capital, the fearless knight saves the honor of a great lady, conquers the niece of his implacable enemy but courts disaster for love of Coraline, a faithless opera dancer.

Mammy has a grandson she adores even though he is a good for nothing. One day Maurice disappears and Mammy becomes blind. When Maurice finally announces his return the fond old lady is overjoyed. Unfortunately, Maurice's plane crashes and catches fire. The young man is reported missing, presumably dead. Pierre, Mammy's husband, can't bring himself to announce such a shocking news. Desperate, he finds no other solution than subterfuge : he will ask a young couple to pass themselves off as Maurice and his girlfriend.

After being hurt in the face, Count de Roger Tinchebraye is forced to hide his disfigured face behind a leather mask. Dispirited for a while, he decides to become a Casanova-like seductor. When he meets true love, cynical Roger does not believe in it and lets pure Judith marry an old marquis. But once Judith's husband dies, he sees Judith again, shows her his disfigured face, which does not discourage the young woman from loving him. Nevertheless, he distances himself from her forever

Mario, a bumptious sheep-shearer, discovers he has a inimtable touch that makes women, as well as sheep, swoon at his professional caress. He is soon the most sought-after hairdresser in France and is awarded the Legion of Honor...

A provincial chemist's daughter is to marry her cousin Gilbert.The day before he arrives, a stranger, who has just escaped from an insane asylum, claims he is the famous cousin.

A doctor, leading an agreed life of the provincial petty bourgeoisie, falls in love with a young woman. As their relationship deepens, he becomes violently jealous and blames her for her dating and friendships.

Didier's wife is ill, and he does the best he can to take care of her. But he's often absent and he has casual love affairs. But Leone he meets in Bruxelles wants to become his one and only mistress.

Michèle, an employee at the airport, is in love with American pilot Eddie Miller who regularly flies the route from New York to Paris, but problems arise when he is transferred to the Tokyo route. Meanwhile Michèle's uncle Albert who works in the freight department sets out to tackle a drug trafficking outfit.

In North Africa, an anguished husband tests the character of the doctor he believes is responsible for his wife’s death.