Yves Dorget, major reporter in a daily newspaper, finds on an "affair" part of a simple news item Catherine Carré, his former friend, editor and chief and star presenter of a television newscast.
Max Baumstein is a reputable businessman who founded an international organization fighting against violations of human rights. Why would he commit an act that apparently negates the principles he has striven for so long to uphold? As he is tried for first-degree murder for killing a Paraguayan ambassador in cold blood, he reveals a secret about himself that he kept hidden from his wife Lina. His act is the conclusion of a struggle that started many decades earlier in his childhood...
A gang of young tugs led by Frankie, opens a nightclub just in front of a gangster's hideout. Morelli is his name and he prepares the stealing of the century.
During the First World War, the Empyrée Montmartre, a Paris music-hall, is dedicated to patriotic revues whose star is the charming Mitsou. The young artist is not without talent but she is mainly well-connected. She is indeed the cherished mistress of Pierre Duroy-Lelong, a rich industrialist. One night, thanks to Petite-Chose, an ebullient singer-dancer and her co-star, she gets to know a handsome army, Lieutenant Bleu. Mitsou falls madly in love with him and Lieutenant Bleu is physically attracted to her. The trouble is that Bleu comes from a distinguished family and cannot put up with her lack of culture and artistic bad taste...
Reported missing in 1940, Jacques Ledru comes back to Strasbourg as Martin Schmidt. He tracks down his wife Genevieve, but she's remarried and has taken the head of his shipping company. She and her husband will do anything to get rid of Jacques and keep his company.