"Letterny" is an exciting book in the genre of science fiction, written by a famous Ukrainian writer. In this book, readers will find themselves in an alternative world where technology has intertwined with magic, and humanity has entered into an extraordinary struggle for survival. The main character, a young scientist-engineer, finds himself in the very center of events that will begin a meeting between the canceled factions and a choice between the fate of humanity and his personal beliefs. An exciting plot, unexpected twists, an atmosphere of mystery and danger - all this is a "Letter" book that will charm you from the first pages and won't let you go until the last. This book will not only entertain you with its story, but it will leave you with many subtexts for deep thinking about the nature of technology, power and magic. This unique book will help you deepen your worldview and feel the incredible atmosphere of the "Letter" world, which will be a real find for fans of fantasy and adventure.