El Caso de la Llave Esqueleto (Case of the Skeleton Key)

"A friend of Grandpa's complains of ghostly shrieking in the long-ago burned-out Waverly hotel on the edge of their town, Murky Creek. Phantom Finders Abby and Theo use a hotel master key and brave a raging snowstorm to find out what all the noise is about and hopefully stop it"--Provided by publisher.