Seems demon has also followed the light novel like me XD

And she has been banished from her own tribe due to the elders thinking her gear is evil magic
she has been roaming the world for quite some time now
for the introbissue with her wounded and all, I was thinking she had the unfortunate fate to bump Into a syper natural hunter of some sort and from there coming across the king while still trying to fightback agaibst the hubter using her gear