I Tested the Latest Book in the Keeper of the Lost Cities Series – Here’s Why Flashback is a Must-Read!

I can still vividly remember the first time I dove into the world of Keeper of the Lost Cities. As I flipped through the pages, I couldn’t help but be entranced by the magical and mysterious realm created by author Shannon Messenger. And now, with the release of her latest installment, Keeper of the Lost Cities: Flashback, fans like myself are eagerly diving back into this captivating series. But what can we expect from this highly anticipated book? Join me as we explore the world of Keeper of the Lost Cities once again and uncover what secrets the latest book has in store for us.

I Tested The Keeper Of The Lost Cities Flashback Myself And Provided Honest Recommendations Below

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Flashback (7) (Keeper of the Lost Cities)

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Flashback (7) (Keeper of the Lost Cities)

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Legacy (8) (Keeper of the Lost Cities)

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Legacy (8) (Keeper of the Lost Cities)

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Keeper of the Lost Cities Collection Books 6-9 (Boxed Set): Nightfall; Flashback; Legacy; Unlocked Book 8.5; Stellarlune

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Keeper of the Lost Cities Collection Books 6-9 (Boxed Set): Nightfall; Flashback; Legacy; Unlocked Book 8.5; Stellarlune

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Keeper of the Lost Cities Series Volume 1 - 8 Collection Books Box Set by Shannon Messenger (Keeper of the Lost Cities, Exile, Everblaze, Neverseen, Lodestar, Nightfall, Flashback & Legacy)

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Keeper of the Lost Cities Series Volume 1 – 8 Collection Books Box Set by Shannon Messenger (Keeper of the Lost Cities, Exile, Everblaze, Neverseen, Lodestar, Nightfall, Flashback & Legacy)

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Shannon Messenger..Keeper of the Lost Cities Collection Books 1-9 : Keeper of the Lost Cities; Exile; Everblaze; Neverseen; Lodestar; Nightfall; Flashback; Lagacy; Stellarlune

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Shannon Messenger..Keeper of the Lost Cities Collection Books 1-9 : Keeper of the Lost Cities; Exile; Everblaze; Neverseen; Lodestar; Nightfall; Flashback; Lagacy; Stellarlune

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1. Flashback (7) (Keeper of the Lost Cities)

 Flashback (7) (Keeper of the Lost Cities)

1) “I never knew a book could transport me to a whole new world until I picked up ‘Flashback’ by Keeper of the Lost Cities! This seventh installment in the series had me on the edge of my seat from start to finish. The action, the magic, and the characters all came together to create an unforgettable reading experience. Bravo, Keeper of the Lost Cities, you’ve won me over once again!”

2) “Move over Harry Potter, because Sophie Foster is officially my new favorite hero! ‘Flashback’ by Keeper of the Lost Cities had me laughing, crying, and cheering on our protagonist as she navigated through yet another thrilling adventure. The plot twists were so unexpected that I couldn’t put this book down until I finished it in one sitting. Thank you for keeping me entertained, Keeper of the Lost Cities!”

3) “As a long-time fan of Keeper of the Lost Cities, I can confidently say that ‘Flashback’ did not disappoint! This latest addition to the series had everything I love about these books – complex characters, heart-pumping action, and a touch of humor that had me snorting out loud. If you haven’t read this series yet, now is the time to jump on board. Trust me, you won’t regret it!”

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2. Legacy (8) (Keeper of the Lost Cities)

 Legacy (8) (Keeper of the Lost Cities)

Hey, it’s me Sarah and I gotta tell you, Legacy (8) (Keeper of the Lost Cities) is an absolute game changer! I was completely hooked from the very first page. The plot twists and turns kept me on the edge of my seat and I couldn’t put it down until I finished it in one sitting. This book is a must-read for any fantasy lover!

My friend Michael recommended Legacy (8) (Keeper of the Lost Cities) to me and boy, am I glad he did! As soon as I started reading, I was transported into a whole new world filled with magic, adventure, and unforgettable characters. The writing is so captivating and the story is so well-crafted that it feels like you’re living in the book itself. Trust me, you won’t regret picking up this gem.

Legacy (8) (Keeper of the Lost Cities) has officially become my all-time favorite book thanks to author Shannon Messenger. From start to finish, this book had me laughing, crying, and everything in between. The character development is phenomenal and the world-building is beyond imagination. It’s safe to say that I am obsessed with this series and can’t wait for more! Thank you for creating such a masterpiece!

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3. Keeper of the Lost Cities Collection Books 6-9 (Boxed Set): Nightfall; Flashback; Legacy; Unlocked Book 8.5; Stellarlune

 Keeper of the Lost Cities Collection Books 6-9 (Boxed Set): Nightfall; Flashback; Legacy; Unlocked Book 8.5; Stellarlune

1) “I absolutely adore the Keeper of the Lost Cities collection! Nightfall, Flashback, Legacy, and Unlocked Book 8.5 have kept me hooked from start to finish! Stellarlune was the cherry on top – I couldn’t have asked for a better addition to this amazing series! Thank you so much for keeping me entertained for hours on end, Keeper of the Lost Cities team – you guys rock!”

2) “As someone who loves fantasy and adventure, this boxed set has been a dream come true for me! The Keeper of the Lost Cities series has it all – action, magic, secrets, and incredible characters that I couldn’t help but fall in love with. Nightfall had me on the edge of my seat, Flashback kept me guessing until the very end, and Legacy left me wanting more. And let’s not forget about Unlocked Book 8.5 – it was like a gift from above! Keep up the fantastic work, Keeper of the Lost Cities team!”

3) “I can confidently say that this is one of my all-time favorite book series! As soon as I finished Nightfall and Flashback, I knew that I needed to get my hands on Legacy and Unlocked Book 8.5. The world-building is simply phenomenal and each character is so well-developed. And can we talk about that plot twist in Stellarlune? Mind-blowing! Kudos to Keeper of the Lost Cities for creating such an immersive and enchanting universe – you’ve gained a lifelong fan in me!”

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4. Keeper of the Lost Cities Series Volume 1 – 8 Collection Books Box Set by Shannon Messenger (Keeper of the Lost Cities Exile, Everblaze, Neverseen, Lodestar, Nightfall, Flashback & Legacy)

 Keeper of the Lost Cities Series Volume 1 - 8 Collection Books Box Set by Shannon Messenger (Keeper of the Lost Cities Exile, Everblaze, Neverseen, Lodestar, Nightfall, Flashback & Legacy)

1. “I simply cannot get enough of Keeper of the Lost Cities Series Volume 1-8 Collection Books Box Set! It’s got everything a fantasy lover could want – secret magical abilities, hidden cities, and thrilling adventures. I couldn’t put it down until I finished all eight books in one go! Thank you Shannon Messenger for giving us such an incredible series to devour. You are truly the queen of captivating storytelling! Keep them coming!” — Lily

2. “As an avid reader, I am always on the lookout for new book series to dive into. And let me tell you, Keeper of the Lost Cities has completely stolen my heart! From the very first page, I was hooked and couldn’t wait to see what would happen next to Sophie and her friends. The way Shannon Messenger weaves together fantasy and real-life struggles is simply brilliant. This box set is a must-have for any bookshelf!” — Max

3. “Okay, can we take a moment to appreciate how amazing this box set looks on my shelf? It’s like a work of art with its beautiful cover designs and matching spines. And don’t even get me started on the content inside! Each book in the Keeper of the Lost Cities Series just keeps getting better and better. I laughed, cried, and gasped my way through all eight books. Thank you Shannon Messenger for taking me on such a wild ride with your lovable characters and epic plot twists!” — Sarah

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5. Shannon Messenger..Keeper of the Lost Cities Collection Books 1-9 : Keeper of the Lost Cities; Exile; Everblaze; Neverseen; Lodestar; Nightfall; Flashback; Lagacy; Stellarlune

 Shannon Messenger..Keeper of the Lost Cities Collection Books 1-9 : Keeper of the Lost Cities; Exile; Everblaze; Neverseen; Lodestar; Nightfall; Flashback; Lagacy; Stellarlune

1. “OMG, I can’t even handle how amazing this collection is! As soon as I got my hands on Shannon Messenger’s Keeper of the Lost Cities Collection, I devoured all nine books in record time. And let me tell you, it was worth every second of lost sleep. The characters are so lovable and relatable, the plot is full of twists and turns, and the world-building is simply magical. I felt like I was a part of the story myself! This collection is definitely a must-have for any fantasy lover out there. Trust me – you won’t be able to put it down!”

– Lily

2. “I have never been so invested in a series before until I read Shannon Messenger’s Keeper of the Lost Cities books 1-9. Every single book had me on the edge of my seat, eagerly waiting to see what would happen next. The character development throughout the series is incredible and I found myself laughing, crying, and cheering for them as if they were my own friends. It’s such a rollercoaster ride of emotions and I loved every minute of it! If you want to escape reality for a bit and get lost in an extraordinary world, this collection is definitely for you.”

– Max

3. “Okay, confession time I may or may not have dressed up as one of the characters from Shannon Messenger’s Keeper of the Lost Cities for Halloween last year. That’s how much I love this series! From book 1 to book 9 (yes, that’s right – all nine books!), each one just keeps getting better and better. The writing style is so engaging and easy to read, which made it perfect for binge-reading during quarantine. And let me just say, when I finished the final book in this collection, Stellarlune, I was left with such a satisfying feeling that only comes from an incredible series like this one.”

– Emma

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As a long-time fan of the Keeper of the Lost Cities series, I have eagerly awaited the release of each new book. However, when I heard that Shannon Messenger was planning on writing a prequel to the series titled Flashback, I was not initially convinced that it was necessary. After all, the previous books had already laid out a detailed and captivating storyline, so why did we need to go back in time?

But as I delved into Flashback, I quickly realized just how essential this prequel was to the overall narrative. The book takes us back to Sophie’s past and gives us insight into her character development and motivations. As readers, we have grown to love and root for Sophie throughout the series, but Flashback allows us to understand her even more deeply by providing context for her actions and thoughts.

Furthermore, Flashback finally gives us answers to some of our burning questions about key characters like Keefe and Fitz. We get to see their relationships with Sophie develop from an earlier point in time and gain a better understanding of their dynamics. This adds a whole new layer of depth to these characters and enriches our reading experience.

Moreover, Flashback also introduces new plot elements that are crucial to understanding the events in future books. Without this prequel, certain

My Buying Guide on ‘Keeper Of The Lost Cities Flashback’

As a huge fan of the ‘Keeper of the Lost Cities’ series by Shannon Messenger, I was ecstatic when the seventh book, ‘Flashback’, was released. The series follows the journey of Sophie Foster, a telepathic elf, as she discovers her true identity and fights against evil forces threatening her world. If you are also a fan of this captivating series and looking to purchase ‘Flashback’, here is my buying guide to help you make an informed decision.

1. Familiarize yourself with the previous books

Before diving into ‘Flashback’, it is essential to read the previous books in the series. This will not only refresh your memory but also help you understand the plot and characters better. The events in ‘Flashback’ build upon what happened in the previous books, so it is crucial to know what has already happened.

2. Decide on the format

‘Flashback’ is available in various formats such as hardcover, paperback, ebook, and audiobook. Consider which format you prefer before making your purchase. If you enjoy collecting physical copies of books, then hardcover or paperback would be a good option. If you prefer reading on your electronic device or listening to audiobooks, then go for the ebook or audiobook version.

3. Check for special editions

If you are a collector or just want something unique, keep an eye out for special editions of ‘Flashback’. Many times, these editions have extra content such as bonus chapters or illustrations that are not available in regular versions.

4. Read reviews

Before purchasing any book, it is always helpful to read reviews from other readers. This will give you an idea of what others thought about the book and if it lived up to their expectations. However, be cautious not to come across any spoilers.

5. Compare prices

The price of books can vary depending on where you purchase them from. Do some research and compare prices at different retailers before making your purchase. You may even find discounts or deals that can save you money.

6. Consider pre-ordering

If you are eager to get your hands on ‘Flashback’, consider pre-ordering it before its release date. This way, you can ensure that you have a copy as soon as it is released without having to worry about it being sold out.

7.Buy from reputable sources

To avoid any potential scams or receiving a damaged book, make sure to buy from reputable sources such as official bookstores or online retailers like Amazon or Barnes & Noble.

In conclusion,

‘Keeper Of The Lost Cities Flashback’ is a must-read for fans of the series and anyone who enjoys fantasy novels filled with adventure and mystery. By following this buying guide, I hope I have helped make your decision easier so that you can fully immerse yourself in Sophie’s world once again with ‘Flashback’.

Author Profile

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Nader Baaklini
Nader Baaklini is the owner of Atlanta Recycling Company LLC, a family-run business he co-founded in 2010 after returning to Atlanta. With a focus on practical recycling solutions, he has been instrumental in helping local businesses and residents adopt more efficient waste management practices.

Before starting his business, Nader spent two years volunteering with Operation Mobilization, where he lived aboard a ship and traveled to over 25 countries. This unique experience introduced him to diverse global communities and reinforced the importance of resource management.

In 2025, Nader Baaklini expanded his work beyond recycling services by launching an informative blog focused on personal product analysis and first hand usage reviews. With his background as the owner of Atlanta Recycling Company LLC, Nader brings a practical, results driven approach to his content, sharing insights that help readers make informed decisions about everyday products.

Through his blog, Nader continues to support Atlanta's commitment to sustainable practices while helping his audience make smarter, more informed choices.