It's pretty simple. This community's a home for the compilation of all the fics and original fic that belladoragirl and 10_rose write. belladoragirl does Harry Potter fiction while 10_rose does the Doctor Who fandoms. This community hosts adult themed fiction.
So a few standard things to get out of the way here:
Disclaimer: I am not in this to make money. Not at all. So if you recognize anything, I do not own it. And if you recognize it, you know who's putting their kids through uni with them.