The unknown singer: A singer who was thought dead is found amnesiac in Russia. Back in France, he gives a concealed recital under a mask and appears as a ghost to the one who wanted to suppress it, and to his wife who never stopped loving him.I'll be alone after midnight: A young woman bickering with her husband decides to take revenge. The neighbor is in love with her. She buys all the balloons of a traveling merchant and attaches her card to each one with the inscription: "I will be alone after midnight". The ballons fly away.The terror of Batignolles: It opens amid dark rooftops and sinister silhouettes, as a master crook slips into a swank apartment and begins to fill his bag with loot. But the owners come home early and a confrontation takes place. Although called 'The Terror of Batignolles, ' our burglar is such a big sissy that he's repeatedly frightened by kittens.