"The Fifth Extra" is an exciting psychological thriller written by the famous American writer Lee Killor. In this book, readers will submit to a mysterious intrigue that pulls them deeper into the web of lies, betrayal and inner demons of the main characters. The main plot of "The Fifth Extra" revolves around a group of friends who seem to be spending an innocent weekend in a mountain cabin. However, the tension between them gradually grows as long-lost secrets are revealed, forcing the heroes to confront their dark sides and solve dangerous life dilemmas. Lee Killor successfully combines tension, psychological complexity and unexpected plot twists, making "The Fifth Extra" an exciting read for fans of thrillers and detectives. This book will keep you on the edge of your seat until the last page, challenging you to rethink the nature of friendship, relationships, and your own jealousies.