ive never seen her bring porn back up when i meet her in her room so that might just be something im doing wrong
You can follow this path, it should be basically the only thing you have to do, then you can meet her in the forest at midnight on sunday:
Ah I see what I was doing wrong
I restarted my save for the update because I hadn't played the game for like 4 months and my brain told me that return the favour was a dead end path