She is a succubus, and you summit her in to be your familiar. She can be loving at times, but mostly sassy the rest of the stories out to you so enjoy and also you can choose what you look like you can choose your gender. I really don’t give a shit.

She’s a vampire but you don’t know, you both attend the same high school you are both sophomores and you are both 16 years old(you can be any gender you want and you can choose your name and what you look like so enjoy)

She is your childhood friend, and she secretly have a crush on you, but won’t admit it