The plot of the book 'Тринадцать этажей' revolves around the story of a man named Yuri, who lives on the thirteenth floor of a high-rise building. One day, he decides to go down to the first floor to investigate strange noises he hears coming from below. As he descends through the floors, he discovers that each floor has its own unique world, filled with different people and cultures. He meets a group of people who are trying to survive in a post-apocalyptic world, where technology has evolved to the point where it has become a threat to humanity. As Yuri explores the floors, he realizes that the building is not just a physical structure, but also a metaphor for the evolution of technology and the need for humans to adapt and understand the process of technological advancement in order to survive. The floors represent different stages of technological development, and Yuri must navigate each one to uncover the truth about what is happening on the lower floors. Along the way, he encounters various obstacles and challenges, including dangerous creatures and conflicting ideologies among the inhabitants of the floors. The book highlights the importance of developing a personal paradigm for perceiving the technological process of developing modern knowledge as the basis for the survival of humanity.

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