The final book of the “On the Other Side” series. Baron Vorontsov has many goals—to find an artifact, to get married, to summon a prince so that the empire can have a ruler again, and finally to fight the darkness that is coming from the west. But all of this is easier to say than to do. The world has frozen between light and darkness, and only people willing to take up arms to defend their home determine whether darkness or light will prevail over Rus’.