When the old man who lives in Rourke Castle dies mysteriously, troubletwister twins Jack and Jaide Shield find themselves drawn into a search for something hidden in the castle–something that The Evil wants desperately–but they have no idea what it is they seek.
- ISBN: 9780545258999
- Published: 2013 , Scholastic
- Themes: action and adventure, Fantasy and magic, secrets, Self-identity, Siblings, trust
- Descriptors: Australia, Fantasy, Intermediate (ages 9-14), Oceania