Given the question: Build a movie plot around this: In which party did Emma K_sters joins? Communist party
The answer is:
Emma Kusters (Mira), a working-class woman, lives in Frankfurt with her son and daughter-in-law. While she is doing outreach work assembling electric plugs, Frau Kusters learns that her husband Hermann (a tire-factory worker for twenty years) has killed his supervisor and then committed suicide. It later becomes apparent that Mr. Kusters had become temporarily insane after hearing layoff announcements.A group of reporters take advantage of the grieving Mother Kusters to sensationalize the deaths. Finding no solace from her son Ernst (Meier), daughter-in-law Helene (Irm Hermann), who promptly go on holiday, or daughter (Caven), Kusters turns to Karl and Marianne Thalmann (Bohm and Carstensen), two members of what turns out to be the German Communist Party (DKP). They introduce themselves at Hermann's funeral, and invite her to their home, which Marianne had inherited.The Communists see Kusters's husband as a 'revolutionary' and a misguided victim of capitalism, but she is initially unpersuaded; her husband saw communists as troublemakers. Her daughter Corinna advises her mother to have nothing to do with them, and points out the differing conditions enjoyed by the authorities and the people in the East. An article on the tragedy by Niemeyer (Gottfried John), a photojournalist who had earlier shown a particular interest in the family, appears in a magazine. Emma finds the article objectionable, but her daughter, who has embarked on an affair with Niemeyer, defends him on 'earning a living' grounds. At the factory, Emma Kusters finds that the company pension scheme will not apply in her case; the workers' council and the company board are at one on the issue. Her daughter leaves, and Ernst and Helene, newly returned from holiday, announce they are to set up home on their own. Helene, expecting a child, does not get along with her sister-in-law.Emma Kusters now joins the Communist Party, having found Karl's newspaper article more sympathetic, but after Kusters speaks at her first DKP political...