"Exchange" is a book written by the famous Ukrainian writer Pavlo Zagrebelny. In this book, he explores the theme of human relationships, interaction, and the exchange of fate. The main character finds himself in a difficult situation, where he has to make important decisions that affect not only his life, but also the lives of other characters. In this book, readers will be able to feel the atmosphere of drama, intrigue and unexpected turns of events. Pavlo Zagrebelny successfully combined the elements of a psychological novel and a detective story, creating an exciting plot that will leave every reader anxiously waiting for the resolution. "The Exchange" is a book that makes you think about the importance of decision-making and their impact on our future, as well as about the value of interpersonal relationships. Reading this book, everyone will find something interesting and important for themselves.