On a deserted stretch of highway, Greg and Stacy Carlson stumble on a faint radio broadcast at the end of the AM dial. What sounds like your average radio sermon reveals itself to be something far more sinister. Strangely fascinated, Greg becomes obsessed with investigating the source of the broadcast. His subsequent disappearance leaves Stacy alone, bewildered, terrified . . . and on a quest for the truth.

More ways to listen