ISBN-13: 9781500819156 / Angielski / Miękka / 2014 / 236 str.
In the dark forest of the Pyrenees, an Archaelogy PhD student and three friends in search for pieces of art sotlen during the Second World War discover a Nazi bunker called "Valhalla." They son realize that the place is guarded by a hideous beast named Das Kommandant Frank, and find themselves running for their lives.