1954 film by Jacqueline Audry

Michel Thierry is asked by the Second Bureau to go to Provence to help two colleagues, Leroy and Orcado, who are monitoring a gang of arms dealers. As soon as he arrives, Orcado is shot and leaves him an incomprehensible message in which three words are written: Sarah, Métis, Yerco...

A dying man entrusts 25 million to a young girl's care, but she's afraid of being suspected of theft.