Place Vendôme plot
Vincent Malivert and his brother run a jewelry store on the chic Place Vendôme in Paris. He has an excellent reputation, but some colleagues suspect him of selling stolen diamonds. His wife Marianne has a drinking problem and goes to an expensive rehab clinic. When Vincent dies under suspicious circumstances, she wants to discover the terrible secret of the diamonds at all costs, but privateers are on the shore. To this end, she has to undertake a ramble through hotels, cafes and the diamond markets and polishing factories of Paris and Antwerp.