Kazuhiro and Marie confront bandits in the fantasy world. To rescue Mewi, a captured half-demon child, they team up and launch their operation. Marie uses spirit sorcery to distract the monsters, while Kazuhiro utilizes his Illusory Swordsman skills to confound the bandits. However, the bandit leader corners them with ruthless tactics. In the midst of the fierce battle, as the ground trembles and a gigantic monster appears once again, Mewi makes a certain decision...