Odette Lemarchand

Inspector Dumont and his deputy Inspector Queneau investigate the murder of a young woman. They learn that the victim was pregnant before her death and that she was the mistress of Mario, a shady playboy who had dumped her while she was with child. A doctor is first suspected but is he the real culprit?

Paul Braconnier and his wife Blandine only have one thing in mind: to find a way to kill each other without risk. After listening to a radio show, Paul decides to go to Paris to meet a famous lawyer in the acquittal of the murderers. He tells the lawyer that he killed his wife. The lawyer asks Paul to reconstruct the circumstances of the drama. Without knowing it, he explains, in spite of himself, the way for Paul to murder his wife by putting the odds on his side to avoid death penalty or even be released...