Bibliothek Der Eintausend Bücher [Library of a Thousand Books]

You are amateur archaeologists. In search of new mysteries and untold treasures, long ago you heard about the lost book of Aristotle's comedy. Surely you already know his 'Poetics' in which he describes the tragedy and briefly mentions that the comedy is described in another book. Unfortunately, this book has never been found. Now you have heard of an old secret library whose existence the Vatican has always kept secret. One night you set out and invade the library. As soon as you are inside, however, the entrance is filled up by a mechanism. An hourglass is turning and you have only one hour left to find the book and leave the library by a different route...