Monsieur des Lourdines

In an isolated house, in Brittany, live two sisters around whom gravitate a whole series of strange characters. Between the eruption of the vagrant voyeur and that of the couple in love, the youngest kills her eldest and goes mad.

Denise Moret joins her husband, Pierre, in Mongolia where he works as a civil engineer. One night she loose a lot of money on the roulette and therefore is forced to borrow money from Prince Lee-Lang. The Prince immediately begins to flirt and make advances towards Denise. Advances she rejects.

During the Directory, a handful of royalists tried to get the Dauphin Louis XVII to escape from the Temple.

Line, Annette's daughter, is about to marry a man she's not in love with. At the engagement party three ghosts revisit their disastrous relationships with Annette and decide to take action to help Line.

Commissioner Malaise investigates a strange crime: a mannequin, stolen from the window of a tailor, is found stabbed... But his face of wax has the features of a certain Gilbert, who died a year earlier in a family, all of whose members will become more or less suspicious to the Commissioner. He thinks that, in spite of Dr. Furnelle's conclusions, Gilbert's death was not natural. But finding the cause of death and the identity of the possible culprit will require more than a mere intuition.