Skeleton Knight In Another World manga volume 4 features story by Ennki Hakari and art by Akira Sawano.

Arc and Ariane's quest to free the enslaved elves brings them to Kaysehk, a town on the border of the Holy East Revlon Empire. There. they encounter the monster tame Fumba, who's terrorizing Kaysehk's citizen. Outraged and unable to control himself, Arc unleashes a new power against his deadly foe!