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Keeper of the Lost Cities

Twelve-year-old Sophie finally discovers where her secret telepathic ability comes from when she learns she’s actually not human but is from another world that exists side-by-side with ours, in the New York Times and USA TODAY bestselling Keeper of the Lost Cities series.

Latest Book in Series

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...

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