Chantal Després

In Saigon, the heads of the French counter-espionage network replace the secretary of dangerous traffickers with one of their agents to uncover a trade in bacteriological bombs.

After a Parisian haute couture house is robbed and jewels stolen, Commissaire Legrand leads the investigation. His suspicions fall on Linda, the great couturier. He decides to follow her to Nice to present her next collection.