Well, maybe she was influenced by a bad crowd, or she had some deep-seated emotional issues that led her down that path. It might also be a result of a traumatic event that caused her to make such a drastic change.
It's part of the complex character development in the FF14 story. Shiva's transformation might be related to her backstory or a specific event that triggers the change.
Well, clearly the two main characters are Nick and Judy. In this fanfiction where they turn human, Nick would be a very interesting character. He might be using his street - smart skills in a new human context. And Judy, she would be the moral compass, trying to uphold what's right in this new human world they find themselves in. They are the central figures around which the whole fanfiction story would revolve.
Well, there could be several reasons. Romance novels often offer escape, provide inspiration for relationships, or she might simply love the drama and passion in them. It's a form of entertainment that allows her to explore different kinds of love stories.
One possible reason could be extreme stress or trauma. In some fanfictions, Naruto might go through a really tough battle or face a great loss that drains him both physically and mentally. This could potentially cause his hair to turn white, similar to how people in real life can get premature grey hair from high stress.