[Machine Translation] When a former Demon King and a former hero conquer a dungeon... they form the party of their dreams! Ryusei Narukami, a high school teacher who used to be a Demon King, and Mitya Kaori, a high school girl who used to be a brave warrior. To prevent the "dungeon break" that threatens the peace of Miken, they are on the verge of conquering a dungeon that suddenly appeared. While duking it out with magical girl robots and heroine powers and playing with meteors, they are about to embark on a thrilling raid battle with their trusty bad guy friends! However, the shadow of an unknown third force is preventing them from conquering the dungeon...! The second half of the dungeon chapter, filled with powerful enemies, is about to begin!