Obviously, Harry and Hermione are the main characters. They are likely to be older, more mature versions of themselves. Harry, with his Gryffindor courage still intact, and Hermione, with her vast knowledge of magic.
New characters could be introduced as well. Maybe some young wizards or witches that Harry and Hermione are mentoring. Or perhaps some villains that they have to face together. But overall, Harry and Hermione are at the center of the story in this fanfiction.
The main characters are often the children of the original Harry Potter characters. For example, Albus Severus Potter, James Potter, and Lily Potter. Also, Scorpius Malfoy is usually a central character as he is part of the new generation at Hogwarts.
The children of Harry, Ron, and Hermione would likely be main characters. For instance, Harry's son could inherit his father's courage and be at the center of a new mystery. He might have to deal with the high expectations placed on him because of his father's legacy.
Hermione Granger would be a likely main character. She has always been a central figure. Maybe she's working on some revolutionary magical research or is involved in political reforms in the wizarding world. Her relationship with Ron and their family life could also be part of the story.
Newly discovered magical families could rise to prominence. These families might have been in hiding or just not known before, but now they play a crucial role in the wizarding world of 1000 years later. Their members could be the main characters, bringing in fresh perspectives and magical abilities that were previously unheard of.
It could be the original characters from the source material who have now aged 19 years. Their personalities might have changed a bit due to life experiences, but they still carry the essence of who they were.
Obviously, the children of the original characters like James, Albus, and Lily Potter. They are likely to be at the center of many stories as they navigate Hogwarts life. Also, Scorpius Malfoy as he is the son of Draco Malfoy and his story could be intertwined with the Potters.
Most likely the children of the main characters from the original series. Like James, Albus, and Lily Potter. Also, the kids of Ron and Hermione, like Rose and Hugo.
Well, it could be about their continued adventures in the wizarding world. Maybe they are working together on some new spells or dealing with a new dark force that has emerged. They might also be mentoring the new generation of wizards at Hogwarts.
In addition to Harry and Hermione and their twins, other characters from the original Harry Potter series can also be main characters in this fanfiction. Ron, for instance, as Harry's best friend, could play a significant role. He might be involved in the twins' lives, providing support, or getting into comical situations with them. Ginny, as Harry's wife in the original series, might have an interesting dynamic with Hermione in this alternate scenario, and she could also be a main character.
Well, of course it's Harry and Hermione. Harry, who has a destiny to fulfill in the wizarding world and Hermione, who supports him throughout their adventures. In the context of the marriage contract fanfiction, they are at the center of the story, with their relationship being the main focus. Their personalities, which are well - established in the original series, play a huge role in how they interact with each other in this new situation of the marriage contract.