Mouse convinces Bear to go to the library.

The corrupt leadership of the Great Library has fallen. But with the Archivist plotting his return to power, and the Library under siege from outside empires and kingdoms, its future is uncertain. Jess Brightwell and his friends must come together as never before, to forge a new future for the Great Library . . . or see everything it stood for crumble.

Publisher Annotation: When Oliver finds a lost library book fluttering behind a secret door in his bedroom, he knows he must return it. But when he does, a mysterious world opens up beneath his feet, taking Oliver, his new friend Rosie, and the book in tow. What--or who--will they find waiting in this strange new place? And how will they escape?

"The beautifully ornate reading room at the Boston Public Library is completely silent one weekday morning, until a woman's terrified scream echoes through the room. Security guards immediately appear and instruct everyone inside to stay put until they determine there is no threat. While they wait for the all-clear, four strangers who had been sitting in the reading room get to chatting and quickly become friendly. Harriet, Marigold, Whit, and Caine...

Melvin discovers that the public library is the place where he can find just about anything--including three librarians who help in his quest for knowledge.

In their second trip through the enchanted library, the new key lands Cleo and Evan in the middle of a spy story, where their impossible mission is to stop a traitor who calls himself Viper--and they find themselves working with the replacement librarian, Ms. Crowley, whose exact role in their adventures is becoming increasingly mysterious.

"In the latest Library Lover's Mystery from the New York Times bestselling author of Better Late Than Never, the library's big fund-raiser leaves director Lindsey Norris booked for trouble. Lindsey Norris and her staff are gearing up for the Briar Creek Library's annual Dinner in the Stacks fund-raiser. The night of dinner and dancing is not only a booklover's dream--it's the library's biggest moneymaker of the year. But instead of raising funds,...