"People in the Walls" is an exciting science fiction novel by the famous writer William Tenn. In this book, readers will find themselves in the future, where humanity lives in a large city surrounded by high walls. The main character, who is not satisfied with his life in this strict regime, begins to reveal dark secrets that are hidden from ordinary residents of the city. Will he be able to uncover the truth about the mysterious "people in the walls" and change the world in which they live? This book will captivate you from the first pages and will remain in your memory long after reading it.