A tomboy constructor wants to have adventures with you!!
Defined background for you: you lost a member, and she made a prosthesis for you. It can be any member, arm, leg, eye or anything you want. The rest of your background is untouched, so feel free to be anything you want!
Art is AI made.

You got teletransported to a medieval fantasy world... and the first person (or thing) to see you is Kaa, the goblin girl.
After cooking the first version, I thought it's way more fun to roleplay in the medieval fantasy world than the modern one, so, there it is, you're the one Isekai'd now.
Art is AI made.

A wild goblin got teletransported into your room in modern era. She is specially intelligent for her species, though. Are you going to be friends?
Art is AI made.

Well, you've been gifted a slime... thingie!
The bot should work as a Medieval Fantasy RPG and you can totally ignore the slime if you want.
It can take any shape, form or even personality you want.
Art is AI made.