Story
Kurono Maou is a high school student who is sensitive to his sharp eyes and bad expression. With no girlfriend, but gifted with friends in his own way, he had been living a peaceful life. One day, without any reason, Kurono was attacked by a mysterious headache while in the literature clubroom and fainted. When he finally awoke...swords and magic, filled with monsters, an orthodox different world summoning.
Synopsis via AniList (English).