I'm not sure exactly without reading it, but it could be a new character and one of the existing Twilight characters. Maybe a human who has a special connection with a vampire, like Bella did, but in a different and more unique way.
Well, it might be special because it offers a unique take on the Twilight universe. Maybe it focuses on a relationship that's different from the main ones in the original story, like a side character's love story. It could also be special in terms of its writing style, perhaps more poetic or descriptive than the typical fanfiction.
Well, that could involve a variety of plot developments. Maybe a big reveal, a new character introduction, or a crucial decision by one of the main characters. But without reading it, it's hard to say for certain.
Well, it's not straightforward to say. An exception could be part of a fictional narrative created for entertainment or it could be a real-life occurrence that stands out from the norm but is still factual.