{
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  "title": "I Am Number Four: The Lost Files: Five's Betrayal",
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  "language": "en_GB",
  "original_title": null,
  "original_language": null,
  "first_published": "2014-08-14",
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      "code": "FF",
      "heading": "Crime and / or mystery fiction"
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      "heading": "Adventure / action fiction"
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      "heading": "Fantasy"
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  "cover": "https://quivercdn.com/covers/penguin/pittacus-lore/i-am-number-four-the-lost-files-fives-betrayal_978-14-0591-954-8-cae0e498.webp?v=2026-10-13%2002%3A34%3A10",
  "description": "This sequel to I Am Number Four: The Lost Files: Five's Legacy finds Number Five entering the ranks of the Mogadorian army. The Mogs have convinced him that they will be the victor in their war for Earth, and Five decides he would rather be on the winning side. Realizing that the only thing that matters is his survival, Five allies himself with the sworn enemies of the Lorien and pledges to help the Mogs take down the very people he was meant to protect. Is he too far gone to be saved? Discover how Five became one of Earth's and Lorien's most dangerous adversaries and decide for yourself.",
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    {
      "title": "I Am Number Four: The Lost Files: Five's Betrayal",
      "subtitle": null,
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      "publisher": "Penguin",
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      "isbn": "978-14-0591-954-8",
      "pages": null,
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