You could look on well-known manga and manhw reading apps like Comico or Naver Webtoon. Sometimes libraries also offer digital access to manhw. Just make sure to follow the terms of service and respect copyright.
Well, it could be special in many ways. Maybe it had a unique take on the Twilight characters or storylines. For example, it might have explored a different relationship dynamic between Bella and Edward that wasn't in the original books. It could also have introduced new supernatural elements related to the Twilight universe.
I don't know the exact plot of 'Just Breathe' as I haven't read it. But generally, in Twilight fanfictions, the plot could revolve around the relationship between Bella and Edward or other characters in new and different scenarios. It might explore uncharted territories of their story, like different reactions to vampirism or new challenges they face together.
The exploration of the acting process is another key feature. In 'just acting twilight fanfiction', you get to see things like rehearsals, costume fittings, and the backstage chaos. It's not just about the Twilight story but also about the world of theater. For instance, a story might focus on how an actress struggles to get into character as Bella and the techniques she uses.