Board the California Comet and help Harrison Beck to solve his second heart-stopping mystery in the second Adventures on Trains story from prize-winning M.G. Leonard and Sam Sedgman. After the excitement of his adventures aboard the Highland Falcon Thief, Harrison Beck can't wait for the opportunity to go on another amazing train journey. So when his Uncle Nat invites him aboard the California Comet, the iconic three-day train journey from Chicago to San Francisco, he leaps at the chance to travel. But when the daughter of billionaire entrepreneur August Reza goes missing en route, Hal finds himself with another mystery to solve. Can he uncover the kidnapper before the journey's end?An adrenaline-fuelled journey across America from bestselling author M.G. Leonard and Sam Sedgman in the second mystery adventure in the major Adventures on Trains series.