His anger could also affect his relationship with the older generation of wizards who knew his parents well. They might be disappointed in him for being angry at his parents, and this could create a rift between Harry and them. However, some might also try to help him understand his parents better.
It might make his relationship with his friends a bit strained. For example, Hermione and Ron might not understand his anger at first and try to convince him that his parents were heroes. This could lead to some arguments between them.
In the long run, if he doesn't resolve his anger, it could isolate him. He may start to push people away who are trying to help him deal with his feelings. This would have a negative impact on his overall social life at Hogwarts and in the wizarding world.
It might make him more distant from his friends at first. He could be so consumed by his anger towards his parents that he withdraws from his usual social circle. For example, he might avoid spending time with Sasuke or Sakura because he is too preoccupied with his feelings about his parents.
It could strain his relationship with Sirius. Sirius was his father's best friend, and if Harry doesn't forgive his parents, Sirius might feel caught in the middle. He might try to defend them, which could lead to arguments between him and Harry. For example, Sirius might talk about how brave his father was, but Harry, in his state of non - forgiveness, might not want to hear it.
His hatred might make him more distant from his friends. They may not understand his sudden change in attitude towards his family and this could create a rift. For example, Sasuke might be confused as Naruto was always so positive about family before.
Well, in such fanfiction, Harry's neglect by his parents can cause him to have a deep - seated fear of abandonment in his friendships. This could lead to him constantly testing his friends' loyalty. On the other hand, his friends, if they are true friends, will be more patient with him and try to show him unconditional love, which in turn can strengthen their relationships in the long run.
His anger might make some students distance themselves from him. They could be afraid of getting in trouble just by being associated with him. But on the other hand, it might also draw some students closer to him. Those who feel the same way about the staff's actions or who believe in Harry's cause would support him.
It can make him more independent. Without his parents' protection, Harry has to learn to fend for himself, which can lead to him becoming more self - reliant. He'll have to figure out how to solve problems on his own.
With his friends, it could initially cause confusion. They are so used to calling him Harry that the new name might be a bit of a shock. But if they understand his reasons, they would likely support him. For example, Hermione might be the first to adapt and help others adjust, using her logical thinking to see the benefits of the name change.
In this fanfiction scenario, Harry's relationship with Dumbledore could be very interesting. Dumbledore would surely be aware of the significance of Excalibur. He might take Harry under his wing even more, guiding him on how to use the sword's power for good. Harry's relationship with the other Hogwarts students could also change. Some might look up to him even more, while others might fear him because of the great power he now wields.
If Harry is sleepwalking, it might worry his friends. For example, Hermione would probably be very concerned and try to find a way to stop it. This could strengthen their friendship as she devotes time to helping him. Ron, on the other hand, might initially find it funny but then also realize the seriousness. It could also make some of his classmates more curious about him, which could either bring them closer or create some distance depending on how they react to his sleepwalking episodes.
Ginny's anger could make Harry realize his mistakes and try to make amends. This might strengthen their relationship in the long run as they work through their issues. However, in the short term, there could be a lot of tension and arguments. Ginny might also start to question whether Harry is really the right person for her, and Harry could start to feel insecure about their relationship.