During an interview, Max Baumstein, respected chairman of a humanitarian organisation, shoots the Paraguayan ambassador dead, in cold blood. Tried for first-degree murder, he explains himself: the ambassador was a former Nazi official, responsible for the extermination of his family.

Civil servant Adrien Courtois comes to Paris in order to make his money bear fruits.

Dr. Brézé and his sons, all surgeons with limited abilities fight any competition on their sector with all means.

Saccard, ready to use all means, however immoral or illegal, tries to gain back the fortune he lost three years ago. All involving business and the exchange market. He has a loyal accomplice, an indifferent son, maybe-friends, partners and investors and of course, enemies.