Diego is one of the chiefs of the Spanish Communist Party. On his way from Madrid to Paris, he is arrested at the border for an ID check but manages to get free. When he arrives in Paris, he starts searching for one of his comrades to prevent him from going to Madrid where he could be arrested.
A young couple of burglars, waiting for trial, marry in jail. Annick writes down her observations of the women's ward. When she hears that her lover must serve a twice as long prison sentence, she plans their escape.
A youngish sales employee of a computer firm is blackmailed into helping a group of mysterious Bulgarian industrialists who have come to his office. A government contract is being sought for a businessman who is in danger of bankruptcy.