As the title "The Queen's Heart" suggests, this early German black and white version of Mary Queen of Scott's eventful reign and death focuses on her emotional perception rather lyrically, with some songs, mainly by her.

In 1885, famous New York Metropolitan Opera singer Maddalena dall' Orto is scheduled to perform at a festival in the German residence of Ilmingen. It soon becomes obvious that she is non other than Magda von Schwartze, who left the town eight years ago against her father's wishes to become a singer.

1865. Katharina goes to a ball in Moscow. There she meets again Tchaikowsky, her first and only love. The young, who is now married to wealthy Michael Iwanowitsch Murakin, a man she does not love, has not forgotten Piotr Illich, the (not yet) famous composer. Both are still in love with each other but Piotr is engaged to Nastassia, a dancer, while for her part Katharina cannot leave her husband. Tchaikowky's first love then decides to sacrifice her happiness to the success of the composer, sponsoring him in secret. Something Piotr will learn only years after. When Katharina finds herself free at last it is too late: Tchaikowsky is dying of cholera and she only has time to close his eyes.

Country Dr. Robert Koch is desperate: a tuberculosis epidemic is decimating the children in his district and no one is able to do anything about it. Every fourth child is already sick and the parents must helplessly watch as their young ones die. Now Koch is undertaking to find the cause of the tuberculosis --- something he has already been working on for years --- which has been causing this plague of illness. His work is made more difficult by envy; for example, that of his teacher, who was wounded defending his honor. But his greatest obstacle is the famous Berliner scientist and Reichstag deputy, Privy Councilor Rudolf Virchow: He is extraordinarily skeptical of Koch's theory, that the cause for tuberculosis is a bacteria.

A biographical film of Otto von Bismarck, the Prime Minister of Prussia, and how he and his policies - including aggressive war - helped to unite Germany.

Four graduates of an industrial design school team up and form a small business. The protagonist is so excited by the venture that she turns down the proposal of her dashing instructor. Time passes and her three partners lose interest in the business for different reasons. This leaves the heroine who has a change of heart and decides to forgo the business and marry the instructor after all.

Vera Meiners' life was sweet but unfortunately for her, it was not to last. Her husband, Jan, left her after she met a former lover in a harmless friendly meeting. Forced to resume her disrupted medical career, she worked in a Swiss clinic but, without the knowledge of the chief surgeon, Vera ordered a risky operation to be performed and was thereafter fired. Penniless, she then works in Spanish nightclubs in order to provide for herself and her child. After many years, she runs into her friend Frank again in one of these nightclubs...

After a passionate affair in Paris, adventurer Sascha Demidoff can no longer forget Sitha, the beautiful Maharani of Eshanpur. He travels through the wilderness of India to the maharaja's palace, where Sitha still returns his passion. But when his connection to her becomes apparent, he finds himself exposed to the revenge of the deceived maharaja. It is only with Sitha's help that he narrowly escapes from a ravenous tiger in the predator courtyard and flees with her from the palace to Berlin. Meanwhile, the architect Fürbringer is waiting for a message from Eschnapur, where he has been promised the construction of several large buildings. However, Fürbringer's friend and first draughtsman Sperling returns from India without having achieved anything. When Fürbringer's fiancée, Irene Traven, discovers that the maharajah is in Berlin incognito, she gains access to him and manages to get the prince to award her fiancé the building contract...

After the events of Der Tiger von Eschnapur, Maharadscha Chandra is ready to execute his well-planned vengeance, in which German architect Peter Fürbringer, his fiancée Irene and his assistant will have to fight for their lives amidst a revolt fueled by traitor Prinz Ramigani.