Book excerpt: A special treat for Nancy Drew fans, and any reader who's new to the series! We're releasing a stunning new edition of an old favorite: The Hidden Staircase, the second book in the incredibly popular, long-running series. It's the same exciting mystery that readers have fallen in love with for more than 80 years—Nancy Drew has to find the mysterious ghost that seems to be haunting Twin Elms, and make sure no more prized possessions disappear under her nose. Now with a brand-new look, this is an edition that collectors won't want to miss!