Since the death of King Hubert de Roman, relations between the Order and the Brotherhood of the Oaks have deteriorated. It would take little for a new war to break out in Oscitan. Adrael, anxious to guarantee a lasting peace, manages to bring together the sovereigns of the Brotherhood. But on the eve of the signing of the treaty, Eloise de Roman is murdered. Everything leads to believe that she has been the victim of an Inquisitor controlling the cold. As tensions get worse, Elekhiad and Elfe Næleen lead the investigation and will try to save peace, if this is still possible...