Russia, 1918. Nikolaï Orelov is tasked by the Brotherhood to retrieve a mysterious box from the family of the Tsar, who are held captive by the Bolsheviks. During his mission, he saves the young Duchess Anastasia, who reveals surprising and mysterious powers. Nikolaï realizes that the Duchesses life will be sacrificed if delivered to his own order. He must choose between protecting the innocent life of a surrogate daughter, becoming the marked man by both the Templars and the Assassins, or getting his hands dirty for the greater good.