Georges Ohnet

Wealthy Mrs. Khromova has a natural daughter, Musya, and an adopted daughter, Nata. The merchant Zhurov is in love with Nata, and hopes to marry her, but she is non-committal. (imdb)

The astute Rascol Venkov convinces young cardsharp Roger Brémond to ally with him and together loot Parisian high society cheating in casinos.

The wealthy owner of an iron foundry dies, and his greedy heirs are outraged when they find out that he left his entire estate not to them but to the foreman of his foundry. (imdb)

Oya, daughter of a rich businessman Nazmi, is engaged to her cousin Bulent. As Oya's car breaks down, she gets it serviced and there meets Demir, the workshop owner, who she belittles. Demir falls in love with her. Nazmi Bey is nearly bankrupt and asks Naciye's father Osman for support. Naciye prevents this out of her jealousy to Oya and Nazmi Bey commits suicide. Osman Bey sequestrates the mansion and Demir purchases it. He lets Oya and her mother live there. (imdb)

Filippo Derblay, a young man of humble birth, became, thanks to his job, the owner of the ironworks. He is secretly in love with Clara, the daughter of the Marquis of Beaulieu, who lost all his fortune. Clara is engaged to the Duke of Bligny, a vain cousin of her. After learning of Clara's financial disgrace, the Duke prefers to engage to Atenaide Moulinet, a social climber and daughter of the industrialist Moulinet, the "King of Cacao".

Philippe Derblay, master of Pont Avesnes ironworks, is an honest and generous young man loved by his workers. He has long been in love with Marchioness Claire de Beaulieu.

A love story that begins with revenge.

Hélène has an affair with Alain for ten years, but does not want to divorce her husband. Alain receives one letter from a girl Michelle one day. Hélène, who is very jealous, receives that letter by chance and interprets it incorrectly.