Caution --You are approaching the edge of reality. N. E. Walker's two mind-bending novels -- offbeat psychological mysteries with a touch of the Twilight Zone -- explore how the dark sides of our personalities can impact our most cherished relationships. PURGATORY Glen Graves, a successful and wealthy entrepreneur with a beautiful wife and daughter, has only one problem: he's in a coma. And it's a strange hellish coma where Glen can hear, but no one else knows he's in there. His mind soon finds a way to escape from the boring immobility of his hospital bed, as he begins to explore a...