Resumen
If you didnt read The Name of This Book is SECRET, then this is another book you should definitely NOT read.
No, really. Theres a terrible monster grown in a lab, a strange carved ball that sings of distant secrets, and an evil threat against the mysterious Terces Society.
Cass and Max-Ernest are proud new members of the top-secret Terces Society, and cant wait for their first mission. Soon they are kidnapped by their dastardly enemies, discover the powerful and mysterious Sound Prism, and find themselves in a race against time to track down a monstrous manmade creature who guards the secret of eternal life.
