I am Kokubu Kento, an eighth grader. While I was sleeping in class, the whole grade was summoned to a different world. According to the princess who summoned us, we weren’t summoned as heroes. Instead, we were meant to be replacements for dead soldiers.

At one point, in Japan, where monsters and dungeons appeared all over the world, Fuhito Satou registered as an explorer to make his high school debut. However, the aptitude test revealed that there was no level, skill, or ability score.Although he was a d