In 1955, Michael Vierkant, a Jew who had emigrated during the Nazi era, returns from abroad to the Federal Republic of Germany to obtain the conviction of Korn, the former informer responsible for the murder of his sister. Korn is back in office; Michael's efforts remain unsuccessful. There is a direct confrontation between the two, and Michael shoots Korn in self-defense. He flees and is hidden by the young, reclusive artist Marie Jäger, but is then caught by the police and charged with premeditated murder. The case is taken out of the hands of the criminal investigation department by the Office for the Protection of the Constitution, which constructs an act of political revenge on behalf of the communists. Michael manages to escape from prison. Marie and her friends organize a press conference at which Michael reveals the connections. The trial is postponed.

This is part one of a two-part biopic about Karl Liebknecht. In 1914, Germany is arming itself for war. Karl Liebknecht, left-wing revolutionary Social Democrat, workers’ leader and a virulent antimilitarist, is one among 110 SPD members of Parliament who vote against approving war loans. From then on, he is considered un-German and a traitor to the fatherland, and his own party’s leadership turns against him. Despite threats, Liebknecht speaks up against the war and writes the manifesto “The Main Enemy Is at Home.” Even when he is arrested and charged with treason, he does not surrender.

On a pasture in a small village stand the cows and calves of the herder Bürle. Since many years, there is also a wooden calve standing among them. One day, all calves are stolen, even the wooden one. Although they are innocent, all poor villagers are brought to trial. Thereupon, the farmers join forces and discover who really is responsible for the theft.

Signs and wonders are said to be happening in Trutzlaff, a small village in Mecklenburg. The party secretary of the local LPG, Mattes Mathias, has the "second face", which has been passed down from generation to generation in his family and is first mentioned in the witches' church chronicle in 1681. This special bond with the church lives on to this day. Mattes engages in a constant but creative competition with Pastor Himmelknecht. But it is not only his weather forecasts that come true every day. With his miraculous powers, Mattes tracks down lost things and heals the sick. Mattes' reputation reaches far beyond the village of Trutzlaff to the district town. A letter from the village cobbler has even reached the Vatican. Both here and there, people have pricked up their ears and want to get to the bottom of the matter. ... The only one who keeps a clear head is Mattes. But then there is "The crazy smell of fresh hay"!

Erich Kubak is an excavator operator at the lignite plant. A technical weakness in the excavator, which repeatedly leads to production downtime, is causing problems for everyone. Erich works on an improvement, but this is not accepted by the chief engineer. On his own initiative, Erich carries out an experiment and causes a great deal of damage. He is dismissed as excavator operator and then resigns. Meanwhile, his son Ewald, who also works at the plant, manages to interest the chief engineer in his father's improvement proposal. Together they work on perfecting it. When Erich finds out about this, he returns to the factory.

This film is the first of a two-part historical and biographical portrait of the communist politician and anti-fascist Ernst Thälmann. In early November 1918, Ernst Thälmann is an unwilling soldier serving on the western front. As the revolutionary movement at home is threatened by the betrayal of the Social Democrats and fissures in the working class, Thälmann calls on his fellow soldiers to put down their weapons and unite with the workers in the communist struggle at home. Thälmann’s qualms about which side he is fighting on continue, but when the local police attempt to prevent a shipment of provisions and supplies from reaching the people in Petrograd, he intervenes and the ship is unloaded. With this moment of clarity, Thälmann continues to follow his political convictions and joins the workers at the Hamburg uprising in October 1923.

Railway employee Fritz Marr is not regarded well by his superiors. It is the year 1920, and trains regularly pass the railway hub of Erfurt to the East to secretly transport weapons for the fight against the young Soviet Union. Marr knows about this and wants to mobilise other workers to stop these illegal deliveries. To muzzle him, Marr is relocated to a remote rail work construction site.

A socialist story of "atoms for peace" and compulsory labor in an East German uranium mine under Soviet control.

The film tells the life story of Louise Otto Peters, who in the middle of the XIX century in Germany for the first time raised a voice of protest against the unfair treatment of women and their labor. She created the first "women's newspaper" in Germany. The daughter of a famous lawyer, Louise could have easily arranged her life by marrying the wealthy Baron Rodern. But she chose a different purpose in life - to fight for equal rights for women. Through her articles and public speeches, she won the authority and respect of ordinary people.