A simple adventure takes a terrifying turn when they arrive at an ancient and secret place. What follows is a series of strange events?an invisible shadow, an unknown force, and a fear that neither science nor logic can explain. Is it all just a mental hallucination, or is there really a shadow following them? A fast-paced story full of mystery, horror, and suspense. A well-woven plot and unexpected twists. A perfect read for thriller and supernatural fiction lovers. An ending that you won't be able to predict until the last page.