The third and final book in New York Times bestselling author Marieke Nijkamp's immersive middle grade fantasy series! Through all the secrets and subterfuge, Splinter and Ash have always fought for what is right. But is it enough to save their kingdom—and each other—once and for all? For fans of B. B. Alston, Soman Chainani, and Tamora Pierce.

Devastating news has reached the palace: Sir Anders and Crown Prince Lucen, who were on a secret mission to infiltrate the traitorous Larks, are missing. Lucen is presumed dead, and Anders is rumored to have been working with the enemy Ferisian empire. Tensions are high, and the war between Calinor and the empire is escalating. Which is just what the Larks need to seize control of Calinor’s throne.

But Splinter and Ash know there must be more to the story. Intent as always to unveil the truth and champion justice, they set off on a dangerous quest. To find their brothers, defeat the Larks, and bring peace to their kingdom, Splinter and Ash will need bravery, integrity, and all the help they can get.

The Lost Crown is a masterful and gripping conclusion to the story of two unforgettable misfits who empower all young readers to see themselves as heroes.