Manfred Falk is an experienced race car driver and member of a racing collective in Eisenach. While competing in West Germany, the beautiful Manuela convinces him to leave his girlfriend Inge and his friends at the collective behind in order to join the South American Alvarez racing company.

Biographical movie about Julius Robert Mayer (1814-1878), a surgeon and town doctor in Heilbronn, who studied heat for many years and was the first to correctly formulate the basic principles of the theory of mechanical heat and the principle of conservation of energy. Competing Prussian scientists laugh at him, and his life is full of misunderstandings and persecution. The film tells of his fate and his long and futile struggle for recognition of the results of his scientific work.

Having been happily married for ten years, Gerda Wagner, devoted mother and housewife, suddenly gets it into her head that she would like a career as a pop star. She had singing lessons in the past and her voice is still beautiful. A chance meeting with the idolized Italian singer Fabiani, revives her stage fever - much to the annoyance of her husband Gustl Wagner, head of the records section at a department store.

Several men have been murdered lately, mostly rich lovers on their way to meet their mistresses with gifts of fine jewelry. To fight this scourge, King Louis XIV decides to create a special court named "La chambre ardente", designed to find and punish the perpetrators of such heinous crimes. An unexpected person, Mademoiselle de Scudéry, the famous poetess, will find herself entangled in the web of a criminal intrigue linked with the jewel murders, along with a a goldsmith, his daughter and her fiancé...