Cascade Backwards (1984)

Maja Wegner is in her late thirties and a single mother of a teenage daughter. To give her stale life a new direction, she decides to start all over again in the big city. She sells her house in the countryside, quits her job, and moves with her daughter to Berlin. There, she finds a job as a conductor for the railroad company. Although Maja soon finds new friends in her apartment building, the search for a new life partner does not come off so easily.