Shhh...in the newest hardcover in the national bestselling Dead-End Job Mystery series, Helen Hawthorne quietly goes undercover at a local library to search for a missing masterpiece.Wealthy socialite Elizabeth Cateman Kingsley has hired Helen to find a missing John Singer Sargent painting, owned by her late father. After his death, many of Davis Catemans books were donated to the Flora Park library, and his daughter suspects the small watercolor—worth millions—was tucked away inside one of those dusty tomes.To search the stacks, Helen applies for a position as a library volunteer and discovers the library director has a catalog of complaints—from a mischievous calico cat named Paris to the mysterious disappearance of various items that some of the more imaginative staff are attributing to a ghost haunting the building.