It could be that in the fanfiction, Harry has some other opportunities outside of Hogwarts. He might be offered a different form of magical education or a special mission that requires him to stay away from Hogwarts.
One possible reason could be that in the fanfiction, his family might have decided to keep him away from the wizarding world for his safety. Maybe they feared the dark forces at Hogwarts, like Voldemort's followers.
In this fanfiction, it could be that Harry has a falling - out with Dumbledore or other important figures at Hogwarts. This makes him feel unwelcome or betrayed, leading him to choose not to go to Hogwarts and seek another path in the magical world.
One possible reason could be that he got tired of the constant danger at Hogwarts. After all the battles and near - death experiences, he might just want a normal life away from magic for a while.
One reason could be that he has fallen in love with someone outside of Hogwarts and wants to stay with that person instead. He may feel that Hogwarts will keep him away from his beloved.
Perhaps he has seen a dark future for Hogwarts in a vision. He might think that by staying away, he can avoid that future or protect himself from some unknown danger. In fanfiction, there are often new and creative plotlines like this.
Maybe in the fanfiction, Harry has some bad experiences at Hogwarts before. For example, he might have been bullied by some students or had a really tough time with certain teachers. So he doesn't want to go back.
It could be that in this fanfiction, Harry has found a new place outside of Hogwarts that he feels more comfortable in. He might have made new friends or discovered new magic that he can't practice at Hogwarts, so he doesn't want to go there.
One possibility could be that he discovers a different magical school. Maybe there's a hidden school in the Muggle world that he stumbles upon. It could have its own unique curriculum and culture. He might make new friends there and learn magic in a completely different way compared to how it's taught at Hogwarts.
She could end up in a non - magical educational institution for a while. During this time, she might try to apply her love for learning in a different context, like studying advanced sciences. However, her magical abilities would still be there, and she could end up using them in unique ways, perhaps accidentally, which could draw the attention of the wizarding world and lead to her being brought into the magical community in a very different way than going to Hogwarts.
Well, it could be Hermione. She might play a big role in trying to convince Harry to go or in dealing with the consequences of his not going.
The plot might develop with Harry exploring the non - Hogwarts magical world. He could meet new characters who introduce him to different magical cultures and spells.