At first, they might be a bit competitive, especially in their studies at Hogwarts. But then, when they realize that they are stronger together, their relationship deepens. They could have heart - to - heart talks late at night in the Gryffindor common room. Also, if one of them gets into trouble, like the twin sister accidentally breaks a school rule, Harry would cover for her and vice versa. This would build a strong bond of trust between them. And as they face the challenges of the wizarding world together, their relationship evolves into one of unwavering loyalty.
No, it's not appropriate at all. Incestuous relationships are not acceptable in mainstream society and most moral codes. Even in the realm of fanfiction, it goes against basic ethical and moral values.
Hermione would still be a very popular character. She could be the one to help the twin sister study and understand the more complex aspects of magic. Her logical thinking and vast knowledge of magic would be invaluable in their adventures.
Their parents' old friends could be main characters. They might come to check on Harry and his sister, bringing gifts and stories about their parents. These friends could offer guidance and protection when needed.
Obviously, Harry Potter himself is a central character. His sister would be the new addition. Hermione and Ron are likely to be there as well. They are Harry's best friends in the original series and would probably play important roles in the fanfiction too. Dumbledore might also appear, as he is a very important figure in the wizarding world and could guide the sister in her magical journey.
Yes, there are likely many 'Harry and his sister' fanfictions that focus on other aspects such as their adventures together, their family bond in a non - pregnancy - related way, or their magical experiences at Hogwarts. You can search on fanfiction websites and use filters to find such appropriate stories.
If such fanfiction exists, it may lead to a lot of negative impacts. It can mislead some young and inexperienced readers into thinking that abnormal relationships are acceptable. Moreover, it might face legal issues in some cases as it violates ethical and moral boundaries. Also, it will be shunned by the vast majority of the legitimate Harry Potter fandom who uphold the positive values of the series.
Harry and Lemon are the stars of this fanfiction. Harry could be a character with a lot of hidden potential that he discovers throughout the story with the help of his sister. Lemon, on the other hand, may have a special gift like being able to communicate with animals. Their different personalities and abilities are what drive the story forward as they face various challenges together.
It could also be that Harry and Lemon inherit an old family heirloom that has some sort of magical power. But they don't know how to control it at first. So they embark on a journey to find out more about it, meeting various interesting characters along the way, and in the end, they learn to master the power and use it for good.