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.

"Sophie Foster is back in the Lost Cities--but the Lost Cities have changed. The threat of war hangs heavy over her glittering world, and the Neverseen are wreaking havoc. The lines between friend and enemy have blurred, and Sophie is unsure whom to trust. But when she's warned that the people she loves most will be the next victims, she knows she has to act. A mysterious symbol could be the key--if only she knew how to translate it"--

After the Neverseen prove how vulnerable she is, Sophie decides to learn how to fight, but battle training won't help her friend facing a different kind of danger.

Sophie is settling in nicely to her new life in Havenfield. She's getting to spend time with rare, precious species-- including the first female Alicorn, who shows herself to Sophie and trusts no one but her. Sophie is tasked with helping to train the magical creature so that the Alicorn can be revealed to the people of the lost cities as a sign of hope. But the secrets buried deep in Sophie's memories remain, and before long she's back in incredible...