Love and loss are quite common. Given the nature of the Abandon Trilogy, many fanfictions explore the complex relationships between characters and how they deal with losing someone or something they care about.
Well, one great place to start looking for 'abandon trilogy fanfiction' could be Archive of Our Own (AO3). There are often many talented writers who contribute their own interpretations of the trilogy in fanfic form. You can search by tags related to the specific elements of the Abandon Trilogy, like the main characters' names or key plot points.
Well, 'abandon series fanfiction' could refer to fan - created stories related to a series that has been abandoned in some way. Maybe the official series was discontinued, and fans took it upon themselves to continue the story in their own fictional works.
One reason could be a sense of betrayal. Maybe he discovers some dark secrets about the village leadership that make him lose faith in Konohagakure. For example, if he finds out they were using him all along just as a weapon against other villages.
In some fanfictions, external forces might be the cause. Perhaps a powerful enemy threatens Hinata and tells her that staying with Naruto will put him in danger. So, to protect Naruto, she decides to abandon him. This adds a tragic and self - sacrificing element to the story.
One possible reason could be that the writer lost inspiration. Jiraiya has a complex character in the Naruto series, and it might be difficult to keep coming up with new and interesting plotlines for him in fanfiction. Another reason could be that the writer got involved in other projects or fandoms and simply didn't have the time to continue with the Naruto fanfiction centered around Jiraiya.
One possible reason could be that she is forced to for some dark magic related plot. Maybe an evil wizard has put a spell on her that makes her think she has to leave to protect them. Another reason might be that she feels suffocated in her life with Harry and the kids, longing for her old adventurous self and thus decides to abandon them to seek freedom.
Harry might rely on his own wits and magic. Since he has some natural magical abilities, he could use them to fend for himself, like conjuring food or finding shelter.