雷帝と呼ばれた世界最強のS級冒険者、一切遠慮することなくその力を遺憾なく発揮し魔術学院で無双してしまう (Associated Names)

There are beings who have been determined to be the strongest from birth. His innate talent has reduced the efforts of those around him to nothing, and his hard-working genius is unrivaled. He is an unidentified S-class adventurer wearing a mask. He is the youngest S-class adventurer in history, and his mastery of thunder magic…