![The Unbreakable Code](/sites/default/files/styles/book_cover_mobile_1x/public/book/1627791167.jpg?itok=aisLL1I_)
Emily and James (first introduced in The Book Scavenger ) return in this standalone companion which involves ciphers, books by Mark Twain, mystery, and dastardly plots. Sophisticated readers will appreciate the intrigue and shadowy goings-on that claim Emily’s favorite bookstore.
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