my magnum opus (Bell's Codex Book 2)

After a seven-year sabbatical traveling the world, author Lucas Bell released a mysterious book encrypted in an unknown code and disappeared. With the promise of a monetary reward, code breakers from around the world dove into the book's pages of novel glyphs and illustrations, trying to unscramble its secrets. Can you solve Bell's puzzle? See the companion novel Bell's Codex for all the clues you'll need to crack his code.