Dmitry Suslin’s book “The Page of the Black Queen” leads its young readers along the roads of the Kingdom of Ancustа the First—Mortavia. Here, in the Field of Battle, the Black host is sown and comes to life—under the command of the Black Prince, a bewitched boy—as it tries to conquer the Land of Stopped Time. But Arian, the squire of Christian Thirteen, together with his friends and fairy-tale heroes…