Pursued by a villainous tramp, and haunted by ghastly visions, the two boys find themselves on a daring journey through darkest Wales, and into the unearthly territory of the ancient spirits.
The sisters must depend on their paranormal detective skills to find the location of the relic before one of them becomes the next victim, but when their handsome guardian angel, Mateo, shows up with a surprise revelation about their paranormal gifts, the sisters must face a truth that could change their world forever.
Mr Hood’s Holiday House has stood for a thousand years, welcoming countless children into its embrace. It is a place of miracles, a blissful round of treats and seasons, where every childish whim may be satisfied.
There is a price to be paid, of course, but young Harvey Swick, bored with his life and beguiled by Mr Hood’s wonders, does not stop to discover the consequences. It is only when the House shows its darker face – when Harvey discovers the pitiful creatures that dwell in its shadow – that he comes to doubt Mr Hood’s philanthropy.
The house and its mysterious architect are not about to release their captive without a battle, however. Mr Hood has ambitions for his new guest, for Harvey’s soul burns brighter than any soul he has encountered for a thousand years...