A New York Times bestselling series A USA TODAY bestselling series A California Young Reader Medal–winning series Sophie uncovers shocking secrets—and faces treacherous new enemies—in this electrifying third book in the Keeper of the Lost Cities series. Sophie Foster is ready to fight back. Her talents are getting stronger, and with the elusive Black Swan group ignoring her calls for help, she’s determined to find her kidnappers—before they come after her again. But a daring mistake leaves her world teetering on the edge of war, and causes many to fear that she has finally gone too far. And the deeper Sophie searches, the farther the conspiracy stretches, proving that her most dangerous enemy might be closer than she realizes. In this nail-biting third book in the Keeper of the Lost Cities series, Sophie must fight the flames of rebellion, before they destroy everyone and everything she loves.

At age 12, Sophie learns that the remarkable abilities that have always caused her to stand out identify her as an elf. After being brought to Eternalia to hone her skills, she discovers that she has secrets buried in her memory for which some would kill.

A New York Times bestselling series A USA TODAY bestselling series A California Young Reader Medal–winning series A telepathic girl is the key to an unknown world and it’s up to her to save it in the thrilling Keeper of the Lost Cities series. The first five books are now available as a collectible paperback boxed set! Sophie Foster has never quite fit into her life. The reason? Sophie’s a Telepath, someone who can read minds. No one knows her secret—at least, that’s what she thinks… It turns out the reason Sophie has never felt at home is that, well…she isn’t. And as she sets out for a new life that is vastly different from what she has ever known, telepathy is just the first of many shocking secrets that will be revealed. This action-packed boxed set includes paperback editions of Keeper of the Lost Cities, Exile, Everblaze, Neverseen, and Lodestar.

A telepathic girl is the key to an unknown world—and it’s up to her to save it—in the Keeper of the Lost Cities series. The first three books are now available as a collectible paperback boxed set! Sophie Foster has never quite fit into her life. The reason? Sophie’s a Telepath, someone who can read minds. No one knows her secret—at least, that’s what she thinks… It turns out the reason Sophie has never felt at home is that, well…she isn’t. And as she sets out for a new life that is vastly different from what she has ever known, telepathy is just the first of many shocking secrets that will be revealed. This complete boxed set collection of the Keeper of the Lost Cities series includes Keeper of the Lost Cities, Exile, and Everblaze.

Sophie battles the rebels -- and recovers dark memories from her past -- in this jaw-dropping fourth book in the bestselling Keeper of the Lost Cities series.

Sophie befriends the mythical AlicornNand puts her mysterious powers to the testNin this sequel to "Keeper of the Lost Cities."

In this stunning ninth book in the New York Times and USA TODAY bestselling Keeper of the Lost Cities series, Sophie and her friends discover the true meaning of power—and evil. Sophie Foster changed the game. Now she’s facing impossible choices: When to act. When to trust. When to let go. Her friends are divided and scattered, and the Black Swan wants Sophie to focus on their projects. But her instincts are leading her somewhere else. Stellarlune—and the mysterious Elysian—might be the key to everything. But finding truth in the Lost Cities always requires sacrifice. And as the Neverseen’s plans sharpen into terrifying focus, it appears that everyone has miscalculated. The Lost Cities’ greatest lie could destroy everything. And in the battle that follows, only one thing is certain: nothing will ever be the same.