Goblin Slayer Side Story: Year One Books in Order

After goblins destroy his village and kill his sister, a boy dedicates himself to hunting them. Years later, armed with crude equipment and little experience, he accepts a solitary mission that begins his transformation into the adventurer known as Goblin Slayer.

A mysterious ring brings the young Goblin Slayer into contact with an eccentric wizard researching monsters. Helping her revise the Guild’s manual leads them across the world toward a dark tower, where knowledge and cooperation become essential to survival.