Dungeon Haishin wo Kiriwasureta Yuumei Haishinsha wo Tasuketara, Densetsu no Tansakusha toshite Bazuri Hajimeta: Inkya no Ore, Nazo Skill dato Omotteita "Rule Mushi" de Ukkari Musou

Tsukushi Kirishima is a born loser, a second year high school student who is mocked even by his underclassmen. He has been granted a mystery skill called "Ignore Rules," but he doesn't know how to use it, so he struggles in obscurity both as a student and an explorer. One day in a dungeon, he encoun