Günter has completed his electrical engineering degree and returns to Berlin. His old foreman and his wife welcome him and want to take a Sunday trip to Grünau, but he wants to visit a mechanical engineering exhibition that is only open that day. The old gentlemen accompany him to Stalinallee, and here something fateful happens: Günter meets the girl he has always fancied again ...

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.

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