Erich Kubak

The film follows Erich Kubak, an excavator operator who faces challenges due to a malfunctioning excavator. As production delays mount, Erich attempts to improve the machinery, but his efforts are initially dismissed by the chief engineer. Taking matters into his own hands, he conducts an experiment that leads to significant damage and results in his dismissal.

Erich's story shifts when his son Ewald, also working at the plant, takes an interest in his father's improvement proposal. Ewald's initiative reignites hope, prompting a collaborative effort with the chief engineer to refine the project. This development encourages Erich to return to the factory, highlighting themes of resilience and familial support in the face of adversity. The film offers a poignant look at the intersection of personal ambition and professional challenges.