[Marauderr]

Originally Posted by bobster123

Not deviantart, and probably not what you're thinking of, but the description reminded me of one of the story threads in this chyoa story about cosplay enf.

https://chyoa.com/story/Cosplay-Catastrophe.9159

Thanks. That thread has some good stories.

For what it's worth I posted the same question on deviant art, and most likely it was "Underneath Serena's Skirt". I think the user deleted their account unfortunately
The user's name was NSE (or -N-S-E-).