Montmartre Mysteries by Jean-Pierre Alaux and Noël Balen is book 8 in the  Winemaker Detective Series. Wine expert and amateur detective Benjamin Cooker travels to Paris to care for some unexpected vineyards nestled in Montmartre. The attempted murder of Arthur, an old friend, springs the detective and his assistant Virgile into action. Their investigation driven by Arthur’s past in the Foreign Legion leads to unexpected places from Djibouti to Côte du Rhône