While investigating the disappearance of eight children from Misty Falls State Park in Idaho, Frank goes missing in the woods, compelling Joe to prevent his brother from becoming the latest lost victim.
- Genre: Fiction + Literature Genres, Juvenile Fiction
- Subgenre: Action + Adventure / General, Mysteries + Detective Stories, Boys + Men, General
- Age: 9-12 years
- Publisher: Aladdin
- Pages: 152
- Language: English
- Format: paperback
- Release Date: October 12, 2010
- Date Published: October 12, 2010
- Author: Franklin W. Dixon