Ojousama-kei Teihen Dungeon Haishinsha, Meiwaku-kei wo Bokottara Bazutte Densetsu ni Nattemasu wa!?

The original story is set a few years after dungeons began appearing in the modern world. Karin Yamada is a "dungeon streamer," a new kind of streamer who live streams their expeditions in the dungeon. Though she has adopted the character of a classy rich lady, with zero views and three subscribers,