After fighting with her parents, Tina decides to run away from home for a weekend to enjoy her hobby.Her hobby is "solo dungeons." Even though it's a dungeon, it's not like defeating a vicious boss or aiming for treasure to get rich in one go like heroes or professional adventurers. Shedives into dungeons for beginners alone and enjoys hunting, cooking, and camping.Due to certain circumstances, Tina is in a stressful environment on a daily basis, but during solo-dun she feels free from such daily life and feels fulfilled.However, a dungeon is a dungeon, and unpredictable accidents do occur. Overcoming such situations is also the best part of solo-dun - or so it seems?A hobby-enjoying fantasy for modern people who are a little tired of their daily lives!