Keeper of the Lost Cities: Flashback by Shannon Messenger is a thrilling installment in the bestselling middle grade fantasy series, continuing the adventures of Sophie Foster as she uncovers deeper secrets within the Lost Cities. Rich with world-building, intrigue, and emotional depth, this volume deepens character relationships and raises the stakes as Sophie faces powerful enemies and evolving challenges. Fans of the series will appreciate the complexity and momentum that Flashback brings to the ongoing story. This particular copy is signed by the author with a personalized dedication reading "To: Cat!" on the title page, adding a unique and collectible touch for fans of Shannon Messenger?s work. Bound in hardcover with its original dust jacket, the book makes a great addition to any Keeper collection or as a special gift for readers who appreciate signed editions with a personal note from the author. Pre-Owned. See photos for condition. Ships via USPS Media Mail. Please message with any questions. We ship Monday-Friday.