Les Établissements Braunberger-Richebé

Cashier Maurice Legrand is married to Adele, a terror. By chance, he meets Lucienne, "Lulu", and make her his mistress. He thinks he finally met love, but Lulu is nothing but a streetwalker, in love with Dede, her pimp. She only accepts Legrand to satisfy Dede's needs of money.

Maigret investigates in Concarneau where the passage of a yellow dog accompanies a series of murders, sowing terror in the population. The police seem helpless. It must be said that it has no significant evidence.

A lieutenant of the French navy, ready to kill himself in despair, renounces his project after spending a night with a beautiful stranger, the Princess of Lystrie.

A bank employee who stole money at work falls in the hands of a dangerous escaped convict whose girlfriend is going to help him out of this mess.

A one-night stand with an entertainer threatens to destroy a woman's marriage after she gives birth to a black child.

The Marquise de Langrune invites her friends at her castle in Beaulieu. Among them is Lord Beltham who also came to bring her a significant sum of money. The mysterious Fantômas kills the Marquise during the night. Inspector Juve is sent on his trail.

A poor boy lives in the attic of a luxury house. During a party, he pays court to an elegant young woman who, without warning him, surprises him at his home.

To protect the honor of a married lady, a grammar professor pretends to be a singing teacher and falls in love with the real professor's daughter.

The new French military attaché at the Constantinople embassy helps a young woman being blackmailed by her own husband.