Gabriel Knight Sins of the Fathers - PC Games

He started out writing a book on voodoo. Now he's fighting for his very soul. Gabriel Knight is the last in a long line of Shadow Hunters, those fated to fight the dark forces of the supernatural. Haunted by a centuries-old curse, he is tormented by terrifying nightmares. Now he must spend every waking moment scouring the side streets and back alleys of New Orleans for the key to the dark past. And when he sleeps -- the nightmare begins