1825 – Europe and Russia have been at peace for ten years. Bonaparte is long dead and the threat of invasion is no more. For Colonel Aleksei Ivanovich Danilov, life is peaceful. Not only have the French been defeated but so have the twelve monstrous creatures he once fought alongside, and then against, ten or more years ago. His duty is still to serve and to protect his tsar, Aleksandr the First.

But now the one who was betrayed by the Romanovs has returned to exact revenge for what has been denied him. And for Aleksei, knowing this chills his very soul. For it seems the vile pestilence that once threatened all he believed in and all he held dear has returned, thirteen years later…