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Books in the series Keeper of the Lost Cities

10 books in this series

Keeper of the Lost Cities by Shannon Messenger

Keeper of the Lost Cities

by Shannon Messenger1 of 10

Keeper of the Lost Cities is a captivating series opener that introduces readers to Sophie Foster, a twelve-year-old girl who has always felt like an outsider. Sophie is a Telepath, capable of hearing the thoughts of everyone around her—a secret she has kept hidden her entire life. Everything changes when she meets Fitz, a mysterious boy who reveals that she isn't human at all, but an elf from a hidden world. Forced to leave her human family behind, Sophie must navigate the wonders and dangers of the Lost Cities while uncovering why her memories were wiped and why she is the key to a brewing conflict.

This book is perfect for children who love immersive world-building, magical schools, and high-stakes mysteries. It is an ideal choice for readers interested in stories about finding where you truly belong and the power of friendship. Fans of Harry Potter and Percy Jackson will find themselves immediately drawn into Shannon Messenger's richly detailed universe, filled with unique creatures, elemental powers, and a protagonist who is as relatable as she is extraordinary.

Highlights:

  • A fast-paced blend of epic fantasy, mystery, and relatable middle-grade social themes.
  • An engaging female protagonist who balances extraordinary powers with real-world insecurities.
  • Intricate world-building that explores a hidden civilization with its own laws and magic.
  • Strong themes of identity and belonging that resonate deeply with pre-teen readers.
Ages 10-11Middle Grade
Middle Grade FictionFantasy+2 more
Exile by Shannon Messenger

Exile

by Shannon Messenger2 of 10

Sophie Foster is finally settling into her new life at Havenfield within the magical world of the Lost Cities. Her world is turned upside down when she discovers the first female Alicorn, a rare and precious creature named Silveny. Because Sophie is a telepath, she is the only one who can communicate with and train the Alicorn, making her a symbol of hope for all elvin kind. However, the peace is short-lived as Sophie must confront the dark secrets buried deep in her own memories to save those she loves.

This enchanting sequel is perfect for children who love immersive world-building and high-stakes magic. Ideal for readers interested in telepathy, mythical creatures, and complex mysteries, Exile balances heart-pounding action with emotional depth. It is a great choice for fans of Harry Potter or Percy Jackson who are looking for a long, engaging series to get lost in. Parents will appreciate the strong focus on character growth and the importance of loyalty and bravery.

Highlights:

  • The introduction of the lovable and telepathic Alicorn, Silveny.
  • Deepening mysteries surrounding Sophie's origins and the mysterious Black Swan.
  • Strong themes of friendship, trust, and finding one's place in a new world.
  • Fast-paced adventure with high stakes and incredible magical world-building.
Ages 10-11Middle Grade
Middle Grade FictionFantasy+2 more
Everblaze by Shannon Messenger

Everblaze

by Shannon Messenger3 of 10

In Everblaze, the high-stakes third installment of the Keeper of the Lost Cities series, Sophie Foster finds herself at a dangerous crossroads. As her unique magical talents continue to grow, she is forced to take matters into her own hands when the mysterious Black Swan group remains silent. Determined to track down her kidnappers, Sophie makes a daring choice that threatens to ignite a war between the elvin world and its enemies. This electrifying adventure is perfect for children who love immersive world-building, complex magic systems, and stories where the protagonist must find the strength to stand up for what is right.

Ideal for readers interested in epic fantasy and deep character development, this book explores the heavy weight of responsibility and the blurred lines between friends and foes. As Sophie uncovers a conspiracy that stretches further than she ever imagined, she must navigate a world of political intrigue and hidden dangers. This is a great choice for fans of Harry Potter or Percy Jackson who are looking for a longer, more intricate series to get lost in.

Highlights:

  • Intense action and high-stakes magical battles.
  • Deep exploration of friendship and loyalty under pressure.
  • A complex mystery involving secret organizations and hidden pasts.
  • Compelling character growth as Sophie learns to master her powers.
  • Expansive world-building that keeps readers hooked.
Ages 10-11Middle Grade
Middle Grade FictionFantasy+2 more
Neverseen by Shannon Messenger

Neverseen

by Shannon Messenger4 of 10

In Neverseen, the fourth installment of the Keeper of the Lost Cities series, Sophie Foster finds herself in her most precarious position yet. Forced to flee the world she once knew, Sophie and her loyal friends join the mysterious Black Swan organization. As they navigate their new lives as fugitives, they must confront dark secrets about Sophie's past and the true nature of the elvin world. This high-stakes adventure is perfect for children who love immersive world-building and complex magical systems.

The stakes have never been higher as a terrifying plague threatens the safety of an entire species, forcing Sophie to make impossible choices. Ideal for readers interested in epic fantasy and stories of found family, this book explores deep themes of trust and betrayal. It is a great choice for fans of Harry Potter or Percy Jackson who are looking for a long, engaging series to get lost in.

Highlights:

  • Intense action and high-stakes magical battles
  • Deep exploration of character growth and evolving friendships
  • Intricate plot twists that keep readers guessing
  • A rich, expansive world filled with unique creatures and lore
Ages 12-14Middle Grade
Middle Grade FictionFantasy+2 more
Lodestar by Shannon Messenger

Lodestar

by Shannon Messenger5 of 10

In Lodestar, the fifth installment of the Keeper of the Lost Cities series, Sophie Foster faces her most dangerous challenges yet. The glittering world of the Lost Cities is on the brink of war as the villainous Neverseen continue to spread chaos. Sophie must navigate a web of secrets where the lines between friend and foe are increasingly blurred. When she receives a warning that her loved ones are the next targets, she must race against time to decode a mysterious symbol that holds the key to her world's survival.

This epic fantasy is perfect for children who love immersive world-building and high-stakes adventure. Readers who enjoyed Harry Potter or Percy Jackson will find themselves captivated by Sophie’s journey of self-discovery and the complex magical society she inhabits. With over 700 pages of twists and turns, it is an ideal choice for advanced readers interested in intricate plots and character-driven storytelling. The story explores deep themes of loyalty and the weight of responsibility, making it a compelling read for middle-grade fans.

Highlights:

  • High-stakes magical adventure with a strong female protagonist.
  • Intricate world-building and a complex mystery involving the Black Swan and the Neverseen.
  • Explores emotional themes of trust, betrayal, and the importance of family.
  • Perfect for fans of long-running epic fantasy series with deep lore.
Ages 10-11Middle Grade
FantasyAdventure+2 more
Nightfall by Shannon Messenger

Nightfall

by Shannon Messenger6 of 10

In the sixth installment of the New York Times bestselling Keeper of the Lost Cities series, Sophie Foster faces her most daunting challenges yet. Grieving and scrambling after recent losses, Sophie must decide how far she is willing to go to stop the Neverseen. This epic fantasy adventure is perfect for children who love immersive world-building, complex magic systems, and stories where the stakes couldn't be higher. As Sophie and her friends prepare to enter the ominous door known as Nightfall, they must forge unlikely alliances and uncover the dark secrets of the Lost Cities' past.

Ideal for readers interested in high-stakes mysteries and character-driven sagas, Nightfall delivers a thrilling blend of action and emotional depth. Fans of the series will appreciate the growth of the ensemble cast and the intricate plotting that connects historical secrets to current battles. It is a great choice for middle-grade and young teen readers who enjoy long, engrossing series like Harry Potter or Percy Jackson.

Highlights:

  • High-stakes magical battles and intricate world-building.
  • Deep exploration of friendship, loyalty, and the cost of sacrifice.
  • A complex mystery involving the hidden history of the elvin world.
  • Compelling character development for Sophie and her loyal circle of allies.
Ages 12-14Middle Grade
FantasyAdventure+2 more
Flashback by Shannon Messenger

Flashback

by Shannon Messenger7 of 10

In the seventh installment of the New York Times bestselling Keeper of the Lost Cities series, Sophie Foster faces her most daunting challenges yet. As the threat of the Neverseen looms larger than ever, Sophie realizes that her powerful abilities can only take her so far. To protect those she loves, she must step out of her comfort zone and learn to fight. This epic 880-page adventure is perfect for children who love immersive magical worlds, complex character development, and high-stakes mysteries that keep them guessing until the very last page.

Ideal for readers interested in stories about bravery and the power of friendship, Flashback continues to expand the rich lore of the Lost Cities. It is a great choice for fans of long-running series who enjoy seeing characters grow and mature over time. Parents will appreciate the strong social themes and the emphasis on loyalty and resilience in the face of overwhelming odds. Whether your child is a long-time fan of Sophie Foster or looking for a deep-dive fantasy saga, this book offers a thrilling and emotional journey.

Highlights:

  • Intense magical training and high-stakes battle sequences.
  • Deep exploration of character vulnerabilities and emotional growth.
  • Intricate plot twists that connect past secrets to present dangers.
  • Strong emphasis on the importance of teamwork and standing by friends.
Ages 12-14Middle Grade
Middle Grade FictionFantasy+2 more
Legacy by Shannon Messenger

Legacy

by Shannon Messenger8 of 10

Sophie Foster's world is turning upside down in Legacy, the eighth installment of the Keeper of the Lost Cities series. As illusions shatter, Sophie and her friends must navigate a web of lies and terrifying new responsibilities. This epic fantasy adventure is perfect for children who love immersive world-building, magical abilities, and high-stakes mysteries that keep them guessing until the very last page.

In this volume, the lines between friend and enemy blur as Sophie uncovers blank spots in her past and deep-seated family secrets. Ideal for readers interested in complex character development and intricate plots, Legacy explores the weight of destiny and the power of choice. It is a great choice for fans of Harry Potter or Percy Jackson who are looking for a long, rewarding series with a strong female lead and a loyal group of friends.

Highlights:

  • Intense character growth and evolving relationships
  • Deeply layered conspiracy and mystery elements
  • Expansive magical world with unique lore
  • High-stakes action and emotional resonance
Ages 12-14Middle Grade
Middle Grade FictionFantasy+2 more
Unlocked by Shannon Messenger

Unlocked

by Shannon Messenger8.5 of 10

Unlocked is a must-have addition to the Keeper of the Lost Cities series, serving as book 8.5 in the epic saga. This unique volume is part comprehensive series guide and part gripping novella, told from the alternating perspectives of fan-favorite characters Sophie Foster and Keefe Sencen. It offers a deep dive into the magical world Shannon Messenger has created, featuring beautiful illustrations, character profiles, and even recipes from the Lost Cities, making it the perfect companion for dedicated fans who want to immerse themselves in every detail of the elvin world.

The story picks up right where the previous installment left off, delivering high-stakes action and emotional revelations that move the overarching plot forward. Ideal for readers interested in complex world-building and character-driven fantasy, this book bridges the gap between major novels while providing essential lore. It is a great choice for children who love series like Harry Potter or The Land of Stories and are looking for a story that balances magical wonder with relatable coming-of-age struggles.

Highlights:

  • Includes a powerful novella that continues the main series storyline.
  • Features exclusive series content, including full-color illustrations and detailed maps.
  • Deepens character backstories and explores the intricate politics of the Lost Cities.
  • Perfect for fans of epic fantasy and long-running adventure series.
Ages 10-11Middle Grade
Middle Grade FictionFantasy+2 more
Stellarlune by Shannon Messenger

Stellarlune

by Shannon Messenger9 of 10

In Stellarlune, the ninth installment of the bestselling Keeper of the Lost Cities series, Sophie Foster faces her most daunting challenges yet. As the battle against the Neverseen intensifies, Sophie must navigate a world of shifting alliances and hidden truths. With her friends scattered and the Black Swan pushing their own agenda, Sophie's instincts lead her toward the mysterious Stellarlune and the enigmatic Elysian. This epic tale explores the true meaning of power and the heavy cost of sacrifice in a world where nothing is as it seems.

This book is perfect for children who love immersive world-building, complex magic systems, and high-stakes adventures. It is an ideal choice for readers interested in stories about found family, bravery, and standing up against corruption. Fans of long-running series like Harry Potter or Percy Jackson will find themselves captivated by the intricate plot and emotional depth of Sophie’s journey. Great choice for middle-grade and young teen readers who enjoy getting lost in a massive, detailed universe.

Highlights:

  • High-stakes magical adventure with deep emotional resonance.
  • Complex character development and evolving friendships.
  • Intricate world-building involving the mysterious Lost Cities.
  • A gripping mystery that challenges the protagonist's morals and instincts.
Ages 12-14Middle Grade
FantasyAdventure+2 more