At age twelve, Sophie learns that the remarkable abilities that have always caused her to stand out identify her as an elf, and after being brought to Eternalia to hone her skills, discovers that she has secrets buried in her memory for which some would kill.

"In this extra special installment of the Keeper of the Lost Cities series, the story picks up right from Legacy's particularly devastating cliffhanger. But chapters alternate between Sophie and Keefe's perspectives to give readers deeper insights into both beloved characters. New powers will be discovered. Hard truths from the past will come to light. And all of your favorite characters will find themselves tested in ways they never imagined"--

A graphic novel adaptation of the book, in which twelve-year-old Sophie discovers the abilities that have always caused her to stand out are because she is actually an elf and, after she is brought to Eternalia where she can hone her skills, Sophie learns she harbors certain secrets that others would kill to learn.