In the third magical bookwandering adventure in the nationally bestselling Pages & Co. series, Tilly Pages journeys to Washington, D.C. to wander inside the books at the Library of Congress. Tilly and Oskar are in search of an elusive group of bookwanderers called the Archivists, who they believe are the key to restoring the balance and saving the British Underlibrary. But along the way, the friends realize that something strange is happening in the world of bookwandering: books are disappearing, people are forgetting their favorite stories, and stories are trying to drag Tilly into them.
With a mysterious set of clues and some surprising new faces, Tilly and Oskar will need the help of some of their dearest fictional friends to be able to solve the mystery... and save bookwandering forever. Fans of this imaginative series will be thrilled to follow Tilly on another adventure!