[8][9] The series tells the story of Sophie Foster, a twelve-year-old high school senior with the ability to read minds.

She has to leave her human family (who are relocated for their safety), starts school at an elven academy named Foxfire, and stays with an elf couple who later adopts her.

Unlocked also includes a series guide and extras like recipes and official art of the characters, drawn by Laura Hollingsworth.

The Barnes & Noble special editions of Nightfall, Flashback and Legacy include short stories from the perspectives of Keefe Sencen, Fitz Vacker, and Tam Song, respectively.

As the last remaining sylph with the power to speak to the Westerly winds, Vane must use them to defeat the evil and power-hungry Raiden.

Kirkus found Keeper of the Lost Cities to be "wholesome shading to bland," but with "exotic creatures and locales, plus an agreeable cast" and described Exile as a "cumbersome coming of age tale".

[18][19] The Publishers Weekly review of Let the Sky Fall did not like the story's pacing and said that the "novel works best when Messenger’s characters are left to explore her vividly imagined world of wind, rather than just talk about it.

[21] Kirkus remained positive about Let the Storm Break, writing, "Witty, romantic and filled with personality — after the slow start.