the Alden children—Henry, Jessie, Violet, and Benny—learn that an old library
is to be torn down, they start cleaning it up, hoping that it will qualify for
landmark status. But something strange is going on—they hear noises, and their
lunch is stolen, and one day they arrive at the library to find the place has
been ransacked. Who is trying to destroy their good work? Download and start listening now!