Perhaps a plotline where the Potter family is framed for a major crime they didn't commit. This would cause their allies to turn against them and lead to their fall. The fanfic could explore how they try to clear their name while dealing with the consequences.
One interesting plotline could be the downfall of the Potter family due to a long - hidden curse. Maybe it starts with small misfortunes and gradually escalates, leading to the loss of their status and power in the wizarding world.
One interesting plotline could be a story where the House of Lords in the wizarding world has to deal with a new dark magic threat. Maybe they work with Hogwarts students, including Harry Potter, to find a solution. Another could be a political intrigue within the House of Lords, like a power struggle between different wizarding families.
A third plotline could be centered around a young Black heir or heiress who is trying to break free from the traditional and often dark ways of the family. They might befriend characters from other houses or even Muggle - borns, causing a stir within the family and the wizarding community at large.
Well, it might have a plotline where the badgers are in some sort of danger and the characters from the Harry Potter universe have to come to their rescue. It could also involve the badgers being key to solving a mystery within Hogwarts, like they know something about a hidden chamber or a lost spellbook.
Well, surely the Potter family members would be main characters. Harry Potter himself, if it's set in a context where he exists, would be central. His family members like his parents, if it's a prequel - type situation, or his children, if it's set in the future.
One interesting plotline could be the exploration of the family's long - forgotten secrets. Maybe there are hidden treasures or past alliances that are gradually uncovered.
One interesting plotline could be their exploration of the secrets within the House of Black. Maybe they discover long - lost magic or family heirlooms. Another could be their relationship development against the backdrop of the complex Black family politics.
Well, one plotline could be the main character, perhaps a new healer at Hogwarts, dealing with magical maladies that are beyond the usual. For example, they might encounter a spell - induced illness that spreads among the students and has to find a unique cure using both traditional and forgotten healing methods.
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.
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.
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.