On a dark September evening, a doctor loses his young son to diphtheria. Soon afterwards, a landowner arrives and begs the doctor to come see his sick wife.
Munich cab driver Herbert Sponer picks up American businessman Jack Mortimer at the train station. Suddenly Mortimer is shot while driving and Sponer has to try to avoid being suspected as the perpetrator.
Two siblings, Rajasekharan and Radha, become orphans when they lose their mother at a young age. Things take a turn when Rajasekharan's friend Anand falls in love with Radha.
After years of drifting around, Willi Palko arrives in the lignite mining area. He was not only looking for a new job, but also wanted to finally settle down here.