Yuto, a high school student who received a drone, tries to film himself crushing a centipede in the kitchen with a newspaper. However, Yutos house has turned into a dungeon without his knowledge, and what he thought were pests are actually rare monsters! The video he filmed is distributed automatically by the drones settings, shocking the world. Kuro, a drone that has become sentient due to the magic of the dungeon. The members of the Dungeon Corporation move in next door to prevent a war over Yuto. Yuto is unaware of this and continues to work hard to exterminate pests today.