It was during one of his missions in Norway that Antoine learned of his wife's death. He leaves his experimental submarine and returns to Paris. Helene was found in the Seine and had taken barbiturates. Even though he had not been with Hélène for six years, he knew her well enough to believe that she was incapable of committing suicide. So who and why?
Antoine
Camille
Marc Allighieri
Pierre Franchin, the painter
Zaccharia Pasdeloup
Stirner
Marie
Torti
Lamour
Christiane
Eric
Bourgogne