Hey, finished another story! This one's a two-parter, definitely the longest (and most convoluted) I've done so far. I hope you'll enjoy!
In an all-girls magical academy, our shy MC is invited to take classes in ancient and forbidden magic. Now, as everyone knows, witches used to practice their craft completely naked in the old days. So if she wants to study (and avoid expulsion), she'll have to start wearing a very different uniform...
https://archiveofourown.org/works/32608039/chapters/80887801 