In some fanfics, Boruto might be depicted as hating Naruto because of the lack of attention he gets from his father. Naruto is often busy with Hokage duties, leaving Boruto feeling neglected.
Maybe you haven't found the right type of literature yet. There are so many different genres out there, like science fiction, mystery, or even graphic novels. Try exploring different styles and you might change your mind.
Perhaps the development of the characters felt forced or the overall storyline was too predictable. Maybe there was a lack of depth or complexity that you look for in a manhwa.
Perhaps in fanfiction, Boruto is associated with a group or ideology that Naruto opposes. This could cause Naruto to view Boruto unfavorably. Also, if there are false rumors or misinformation spread in the fanfiction world about Boruto, Naruto might believe them and start to hate Boruto until the truth is revealed. And sometimes, it's just a way for the writer to make an interesting and unexpected plot twist.
Maybe it's because of its complex and non - linear narrative. Some people find it hard to follow the storylines that jump around in time, which can be confusing and off - putting.
You might hate reading novels because you prefer other forms of entertainment like movies or video games. Also, if the novels you've tried have been too complex or difficult to understand, that could turn you off.