Marie returns to live in La Rochelle, the city of her childhood, with her husband Marc, a policeman, and meets Nadia. The two young women scour the city's stores, looking for a red sofa. They soon discover one in the store of Maxime, a second-hand dealer. A few days later, Nadia seems tormented when Marie mentions the sofa. During a visit, Marie discovers Nadia's lifeless body.

Dashing through the streets of Venice, slipping from the clutches of the law, darting across Europe in search of new challenges, Giacomo Casanova races through life with irrepressible energy. Violinist, writer, soldier, spy, gambler, adventurer - it is as a lover that he unbridles the full force of his energy. A charmer and seducer, he, too, is charmed by the beauty of women, seduced by their passion, intrigued by their mystery.