Major Henry Flintstaff, inventor and adventurer, tackles the occult with his partner, Sergeant Cramp. Armed with steam-powered inventions and a magical Tibetan suitcase, they must defeat the Shadows of the Void. But something is amiss...
150 years later, on a visit to Great Aunt Maud, sixteen year-old Charlie discovers some disturbing things about his family - including connections to his best mate, Tom.
Together with feisty new girl, Shini, the boys will be propelled into a world they believed only existed in video games and movies. They will be tested beyond their imagination as the hunters become the hunted!