When his mother prepares for the birth of his baby sister, Harrison Beck reluctantly joins his travel-writer Uncle Nate for the last journey of the royal train, The Highland Falcon. But as the train steams its way towards Inverness, a priceless brooch goes missing, and suddenly the journey becomes a great deal more interesting for the young passenger. As suspicions and accusations run high among the passengers, Harrison begins to investigate with the help of his remarkable sketches. Can he solve the mystery of the jewellery thefts and catch the culprit before they reach the end of the line?
Hear the secrets shared in the dining car, read the notes hidden in the library, and discover the stow-away passenger as you race alongside Harrison to solve the mystery aboard one of the world's grandest trains.