Skeleton Knight In Another World manga volume 5 features story by Ennki Hakari and art by Akira Sawano.

Having made considerable progress toward freeing all of the enslaved elves, Arc and his companions journey to the fabled Lord Crown, a mysterious forest containing a hot spring that just might be able to restore Arc’s body! But the spring is guarded by a fearsome Dragon Lord who doesn’t take kindly to strangers wandering into his home.