The main character of the book is a young engineer who works at the tractor factory and is trying to create a new type of tractor that will help farmers work more efficiently and effectively. The book describes the challenges faced by the engineer and his team as they work to develop this new technology, including the lack of resources, the pressure to meet deadlines, and the skepticism of their colleagues. Despite these challenges, the team is able to successfully develop the tractor and it becomes a symbol of hope and progress for the Soviet Union. The book also explores themes such as the role of technology in society, the importance of innovation, and the need for cooperation and collaboration in order to achieve success.

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