Transtextuality, to understand it, is a relevant concept when it comes to fanfiction. We can talk a lot about if fanfiction’s relationship to canon text is transtextual, in what way and why, but it’s worth to look at transtextual relationship
Examining consent in dubcon/non-con fanfiction
In order to create a transformative work based on canon work, a fan would need to recognize several elements of said canon. One of these elements might not be an inherent part of the transformativeness but it has become a