Isidore Lechat is a ruthless self-made man whose money allows him to humiliate the others, particularly a ruined noble: he wants his daughter to marry this marquis's son but the girl is in love with a young scientist.
Isidore Lechat
Phinck
Germaine Lechat
Le marquis de Porcellet
Grugh
Madame Lechat
Le vicomte de la Fontenelle
Lucien Garraud
Dauphin
Xavier Lechat