Sumus Blut

(fom the back of the book)
After the magic itme called Levthansband (in the advneture of the same name) has been saved, the foes of the twelve gods after fighting among themselves in the land of ice. Sent by duchess Walpurga, the heroes are drawn into this fight that will not only influence the present, but also the future.
In the endless icewaste of archdemon Nagrach, the heroes must brave frost as well as enemies helped by the daughter of Ifirn and the blood of Sumu, to thwart the plans of the foes to spoil the future at this very moment.
This is the sequel to the adventure Das Levthansband.