Twenty years ago, Sam Flynn's father vanished without a trace. Left alone, Sam grew into a young man. Haunted by the events from so long ago, Sam searches for clues that might shed light on
his father's disappearance. He finds none. Still, every year, he marks the anniversary of his father's disappearance with a daredevil stunt. The routine--and the result--is always this
same. But this year, he receives a mysterious message that will change everything . . . and perhaps get him out of the dark.