Arifureta: From Commonplace To World’s Strongest: Zero Vol. 4 (Light Novel)

A prequel to the main series, Zero follows Oscar Orcus, a low-ranking Synergist who lives a peaceful life and works to earn money to support an orphanage. However, his life is flipped upside down when Miledi Reisen visits his workshop in order to recruit him for a quest to defeat the gods. Oscar refuses her invitation, but Miledi isn’t used to taking no for an answer and is determined to force his cooperation, even if it means attacking the orphanage he cares so much about…
In Vol. 4, After being given a new mission, Miledi and the party rush to the Haltina Republic to protect Queen Lyutillis from the Church’s army. There, they must hold out until help arrives to prevent the Church from succeeding in its mission to kidnap Lyutillis, but will so few really be able to hold out against an entire army?
Notice: This book is written in Japanese.