About this book
"With the help of some unexpected, and rather ghostly, allies, Lockwood & Co. must battle their greatest enemy yet, as they move ever closer to the moment when the earth-shattering secret of 'the problem' will finally be revealed"--
- Children's fiction
- Supernatural, fiction
- Horror stories
- Mystery and detective stories
- Ghost stories
- Psychic ability
- Supernatural
- Ghosts
