Innis Munro is walking home across the bleak wilderness of Nin Island when he hears the chilling howl of a wolf. But there are no wolves on the island - not since they were hunted to extinction, centuries ago. He decides to investigate his island home and accepts an ancient challenge: he who jumps the Bonnie Laddie's Leap wins a fortune. As the wolves rise from the darkness of history, and long-buried secrets resurface, Innis's adventure truly begins...