They are each other's fiercest love, greatest danger, and only hope. Séverin and his team members might have successfully thwarted the Fallen House, but victory came at a terrible cost -- one that still haunts all of them. Desperate to make amends, Séverin pursues a dangerous lead to find a long lost artifact rumored to grant its possessor the power of God.Their hunt lures them far from Paris, and into the icy heart of Russia where crystalline ice...