When he investigates his daughter's disappearance, a bookseller discovers an underground society, living literally under the streets of Paris.
October 25, 1923 in Nantes, Loire-Atlantique, France
14 August 1927, Paris, France
27 October 1922, Safi, French Protectorate of Morocco [now Morocco]
May 29, 1926 in Tarnów, Malopolskie, Poland
January 15, 1920 in Fontainebleau, Seine-et-Marne, France
March 21, 1932 in Colombes, Hauts-de-Seine, France
24 January 1928, Brunoy, Essonne, France
14 March 1921, Epinal, Vosges, Lorraine, France
27 December 1948, Châteauroux, Indre, France
20 January 1933, Valladolid, Spain
April 25, 1920 in Tours, Indre-et-Loire, France
16 June 1928, Schaerbeek, Brussels, Belgium
22 February 1925, Cormeilles-en-Parisis, Val-d'Oise, France
September 13, 1923 in Paris, France
June 3, 1918 in Versailles, Seine-et-Oise [now Yvelines], France
April 12, 1901 in Mirecourt, Vosges, Lorraine, France
1 October 1930, Lille, Nord, France
June 10, 1942 in Saigon, Vietnam
8 February 1923, Saint-Ouen, Seine-Saint-Denis, France
