"She fell from the air, her wings no more use than a ripped parachute". With a flash of yellow wattle glowing against the sheen of her black feathers, the frightened huia whirls clumsily across the rugged gorge. Mavis and Jim scramble after the injured bird but to reach her they have to take a jigger through the long dark rail tunnel. And halfway through, they hear the roar of a train coming.............. Fighting a family of thugs and a long-lasting jinx, Logan and Grandpop Jim attempt to unravel the mystery of a huia that vanished long ago