In order to take Zadiris home.

The reason that her village was in the middle of a Devil’s Nest ruled by monsters was that she belonged to a race generally considered to be monsters.

「We Ghouls are resistant to pain, but that Magic Item put me through hell. On top of that, they were going to turn me into a sex slave and sell me off… Humans are scary.」

Indeed, Zadiris was a Ghoul.