It is a prequel to the first book in The Land of Elyon series, The Dark Hills Divide.

[5] Alexa Daley is sailing on the Warwick Beacon with two of her closest companions, Roland Warvold, and Yipes.

As the story progresses Roland decides to tell Alexa and Yipes of his and his brother, Thomas Warvold's, past.

As the story ends Roland finally tells Alexa and Yipes of the Five Stone Pillars and the Lost Children who live on them.

Roland tells them that Abaddon is in the form of a sea monster and that he has followed them to the Five Stone Pillars to take control over them, thus ending the story and starting on Stargazer.