During another family summer vacation at Lake Kanakonda, Alex, now thirteen, and his friend Maizy confront a giant turtle while trying to help his great grandfather, Harvey, unravel the basis of his relationship with the mysterious and dangerous Mr. Blackendoff.
- | Author: Karel Hayes
- | Publisher: Down East Books
- | Publication Date: Jul 01, 2023
- | Number of Pages: 232 pages
- | Language: English
- | Binding: Paperback
- | ISBN-10: 1684750830
- | ISBN-13: 9781684750832