There are 10 books in the Keeper of the Lost Cities series. The newest book is Keeper of the Lost Cities 10 .

1
Keeper of the Lost Cities

Book cover of Keeper of the Lost Cities
A New York Times bestselling series
A USA TODAY bestselling series
A California Young Reader Medal-winning series

In this riveting series opener, a telepathic girl must figure out why she is the key to her brand-new world before the wrong person finds the answer first.

Twelve-year-old Sophie has never quite…
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2
Exile

Book cover of Exile
A New York Times bestselling series
A USA TODAY bestselling series
A California Young Reader Medal-winning series

Sophie befriends the mythical Alicorn and puts her mysterious powers to the test in this enchanting second book in the Keeper of the Lost Cities series.

Sophie is settling in nicely to her…

3
Everblaze

Book cover of Everblaze
A New York Times bestselling series
A USA TODAY bestselling series
A California Young Reader Medal-winning series

Sophie uncovers shocking secrets-and faces treacherous new enemies-in this electrifying third book in the Keeper of the Lost Cities series.

Sophie Foster is ready to fight back.

Her talents are getting stronger, and…

4
Neverseen

Book cover of Neverseen
A New York Times bestselling series
A USA TODAY bestselling series
A California Young Reader Medal-winning series

Sophie battles the rebels-and recovers dark memories from her past-in this jaw-dropping fourth book in the bestselling Keeper of the Lost Cities series.

Sophie Foster is on the run-but at least she's not…

5
Lodestar

Book cover of Lodestar
A New York Times bestselling series
A USA TODAY bestselling series
A California Young Reader Medal-winning series

Dark schemes unfold and Sophie's loyalty is pushed to the limit in this thrilling fifth book in the Keeper of the Lost Cities series.

Sophie Foster is back in the Lost Cities-but the…

6
Nightfall

Book cover of Nightfall
A New York Times bestselling series
A USA TODAY bestselling series
A California Young Reader Medal-winning series

Sophie and her friends face battles unlike anything they've seen before in this thrilling sixth book of the Keeper of the Lost Cities series.

Sophie Foster is struggling. Grieving. Scrambling. But she knows…

7
Flashback

Book cover of Flashback
A New York Times bestselling series
A USA TODAY bestselling series
A California Young Reader Medal–winning series

In this unforgettable seventh book in the Keeper of the Lost Cities series, Sophie must let the past and present blur together, because the deadliest secrets are always the ones that get erased.…

8
Legacy

Book cover of Legacy
The eighth book in the international bestselling Keeper of the Lost Cities series. Perfect for readers aged 9+ and fans of Harry Potter, Rick Riordan and Amari and the Night Brothers.

Sophie Foster wants answers.

But after a lifetime of lies, sometimes the truth is the most dangerous discovery. Even…

9
Stellarlune

Book cover of Stellarlune

In this stunning ninth book in the New York Times bestselling Keeper of the Lost Cities series, Sophie and her friends discover the true meaning of power - and evil.

Sophie Foster changed the game.

Now she's facing impossible choices:

When to act.
When to trust.
When to let go.…