Another possible plotline is that the Sisters Black are outsiders in the wizarding world due to their family's reputation. But they meet Harry, who also has a bit of an outsider status in some ways. Together, they try to change the perception of their families in the wizarding community while also dealing with the normal Hogwarts adventures like Quidditch, classes, and the Forbidden Forest.
Another plotline could be their connection to the wider wizarding war. Maybe they have some secret knowledge or a role to play that was not fully explored in the original books. They could be involved in some behind - the - scenes operations during the war, either on the side of the Order of the Phoenix or Voldemort's forces in a more complex way than just being simple followers.
A possible plotline could also be the Black sisters' own personal growth and development. They might start off with certain beliefs and values influenced by their family's dark reputation, but as the fanfiction progresses, they could change and become more independent thinkers, perhaps even turning against some of the family's more evil traditions.
One interesting plotline could be the exploration of the Black sisters' relationships before and during the events of the Harry Potter series. For example, how Bellatrix's loyalty to Voldemort affected her relationships with Narcissa and Andromeda. Another could be a story where the sisters have to team up to protect a family secret related to the Black family heritage. Maybe a plot where they interact with Harry Potter in a way that wasn't shown in the original books, like helping him uncover some dark magic that has a connection to the Black family.
There is no official information about the Sisters Black in the original Harry Potter series. So they are likely to be characters created specifically for this side - story concept. They could be a group of witches with their own unique personalities and magical powers.
The three Black Sisters in Harry Potter were Bellatrix, Andromeda, and Narcissa. Bellatrix had married Rodolfo Lestrange, an unwavering believer of Voldemort, a Death Eater, and the most loyal of the three sisters to her family, inheriting her parents 'passion for pure-blood and thus setting out on the path to eternal damnation. Andromeda married Thad Tonks, her daughter a member of the Order of the Phoenix, and Andromeda was seen as a rebel, betraying the family's pure-blood ideals. Narcissa was married to Lucius Malfoy, and her son was Draco Malfoy. Narcissa was a compromise, sometimes obedient, sometimes rebellious. They were both born in the noble and ancient Black family, one of the "twenty-eight holy families"(a true pure-blood wizard family). They had a good life as young girls and entered Slytherin, but after graduation, they went on different paths. The inheritance of the three Black sisters 'father, Signas, belonged to the three sisters, but it was not clear whether the second daughter, Andromeda, would inherit Signas' property. In addition, the three Black sisters corresponded to the three Middleford sisters, Bellatrix corresponded to Unity, Andromeda corresponded to Diana, and Narcissa corresponded to Jessica. Harry Potter and the Sorcerer's Stone was not enough. Everyone, please click to read the novel!
Well, obviously Harry Potter is one of the main characters. And then there are the Sisters Black. We don't know much about them yet, but they are likely to be witches with their own personalities, powers, and backstories that will be explored in the fanfic.
Well, perhaps in 'the king harry potter fanfic', there's a plotline where Harry discovers a long - lost magical artifact that gives him the power and status of a king. This could lead to him having to face off against old enemies who now see him as an even greater threat. And his friends from Hogwarts might have to band together to protect him as he adjusts to this new role. Also, it could involve new magical creatures being drawn to him because of his new - found king - like aura.
Well, one interesting plotline is when fanfics explore Carrow's relationship with the other Death Eaters. Some show him as being in a power struggle, which adds a whole new layer of drama.
Since this is an improper concept for the Harry Potter world, there are no so - called 'good' plotlines in such fanfic. We should uphold the positive values that J.K. Rowling intended in the original work, rather than exploring such unseemly fan - created ideas.
Perhaps in the fanfic, Harry is turned into a snake for a period of time. As a snake, he experiences the wizarding world from a different perspective. He has to learn how to survive as a snake while still trying to fulfill his role in the fight against Voldemort. He might encounter other snakes that are either friendly or hostile, and he has to use his wits to deal with them.