Most people don’t come to Las Vegas to lose their lives. But Sin City is full of annoying dead people—and they talk to me. My name is Violetta Graves. I’m a cocktail waitress and I see ghosts. Everywhere. They keep warning me about an impending disaster. And these spirits? They’re terrified. Now, you tell me, what is awful enough to scare people who are already dead? And how am I supposed to stop it?