The Japanese fantasy anime series "Genjitsu Shugi Yuusha no Oukoku Saikenki" tells the story of a young Japanese man named Kazuya Soma, who had planned to pursue higher education and enter government service. However, fate had other plans for him. Suddenly, he finds himself summoned to a parallel reality. The local inhabitants, not expecting much success, decide to use the hero for negotiations with the Empire. Thus, Kazuya Soma becomes a participant in an ancient ritual.