Princess Serena ~Raid of Demon Legion~

Serene, princess of the kingdom of Baradzhia, was forbidden to leave the castle for her safety, however, she dreamed of seeing the world that lay beyond the walls of the castle. But one day, the kingdom was attacked by a legion of demons. Unfortunately, during the battle, the king was seriously injured. A little later, Serena appeared an angel Celadia with the words "This world is on the brink of destruction, a little more and the devil will seize it, however, only royal blood can save the world from the invasion of demons." After these words, Serena decides to go on a difficult journey in order to save the world and drive out the demons.