Maybe the writers want to deviate from the typical 'happily - ever - after' story. They might feel that in the wizarding world, relationships are complex and not always smooth - sailing. So, the 'Ginny breaks Harry' plot allows them to explore more realistic relationship dynamics within the context of the Harry Potter universe.
It could be a way to explore Ginny's character more deeply. By having her stalk Harry, it shows her determination and the strength of her feelings for him. It also gives the writer a chance to show how she might deal with her emotions privately.
Well, it could be for character development. By having Draco hurt Harry, it shows different sides of both characters. Harry might show his resilience, and Draco could be portrayed as more complex, not just a one - dimensional villain. Also, it can make for an interesting twist in the fanfiction story.
Some writers choose this plot because it creates a lot of drama. Harry and Draco are from rival houses at Hogwarts, so forcing them into a marriage is a huge contrast to their previous relationship. It also allows for a lot of character development as they have to overcome their differences.
Some writers might do it for the sake of creating drama. By making Ginny a 'villain' of sorts, they can add more conflict to the relationship between Harry and Hermione.
Some writers choose this plot because it creates a lot of drama and tension. Bellatrix is a very dark and unpredictable character, and Hermione is a strong - willed and intelligent one. The contrast between them makes for an exciting story. It also allows for exploration of themes like power, captivity, and the fight for freedom.
It could be a way to explore different character developments. By having Sasuke cheat, the writer can show a different side of Sakura, perhaps a stronger and more independent side as she deals with the betrayal. Also, it allows for a deeper exploration of Sasuke's character, maybe he has some hidden flaws or temptations that lead to this situation.
Some writers might choose this scenario for the shock value. It's an unexpected and somewhat controversial action that can immediately grab the reader's attention and make them want to know more about what led to it and what will happen next.
One interesting 'Ginny breaks Harry' fanfiction could be where Ginny realizes she has different life goals. Maybe she wants to focus on her Quidditch career more and feels Harry's constant battles and hero duties are getting in the way of their relationship. So she decides to break it off to pursue her own dreams.
Some writers do it to create a sense of shock or surprise. It's a bit out of the ordinary for their relationship as shown in the official series. By having Hermione sit on Harry's lap, it grabs the reader's attention and makes them wonder what's going to happen next in the story. It could be a starting point for a whole new plotline or a development in their relationship.
One possible reason could be for the sake of creating drama. In many fictional works, conflict is key to driving the story forward. By having Ginny hate Hermione, it can stir up all sorts of situations, like jealousy over Harry perhaps. Ginny might be jealous of Hermione's close friendship with Harry, which could lead to some interesting storylines.