Disappointed at not having the strength to fight the orcs, Yotsuya tries to raise his level and get a more suitable occupation. Meanwhile, Iu and the others join the mercenaries in preparation for the great battle.

Iu meets the queen of the orcs in the harbor and the battle soon begins. Meanwhile, Yotsuya leaves in a group to collect ammunition and to take the wounded to the sacred cave. But in the midst of so many desperate situations, another danger, greater than the orcs, announces his arrival.