Well, it could be about Harry suddenly inheriting a lordship. Maybe he discovers some long - lost family connection to a noble family. He then has to learn the ways of the aristocracy, deal with political intrigue in the wizarding world related to noble titles, and perhaps use his new status to bring about positive changes.
There could be new characters introduced, like old family retainers of the noble family Harry is now part of. Maybe an old wizard who serves as an advisor to Harry on matters of the lordship. And of course, some antagonists such as rival lords or wizards who don't want Harry to gain too much power.
In 'harry becomes lord black fanfiction', it could be that after Voldemort's defeat, the Ministry discovers a long - forgotten clause in the Black family magic. This clause makes Harry the rightful Lord Black. Harry then starts to explore the Black family manor and finds hidden magical artifacts and spells that help him in his post - war rebuilding efforts. He also has to deal with the remaining Black family members who have mixed feelings about him taking over the lordship.
Well, in some 'harry becomes lord fanfiction', he could be given a lordship over an ancient wizarding family's estate. Then he discovers hidden secrets about the family, like a long - lost magic or a prophecy. He may also have to face challenges from dark wizards who want to use his new position for their evil plans. He has to quickly learn about politics and power plays in the wizarding society.
In 'harry becomes lord potter at 7 fanfiction', Harry is the main character, but there could be other important characters too. Maybe there are some members of the Potter family's old allies who come forward to help Harry. For example, the Longbottoms could be important as they have a long - standing relationship with the Potters. And then there might be some antagonists, like the Malfoys, who could be envious or try to undermine Harry because of his new title.
Hermione is often present. She might help Harry understand the legal and political implications of his new lordship. Ron would also be there, probably as Harry's loyal friend, providing support and some comic relief. Dumbledore could still play a role, perhaps as a mentor guiding Harry in how to use his new power for the greater good.
In fanfiction, if Harry Potter becomes Lord, he might gain a great deal of power and influence. He could use this new status to reform the wizarding world. For example, he could change the way Hogwarts is run, introduce new magical studies, or even restructure the Ministry of Magic to be more just and efficient.
Sirius Black's relatives would be likely characters. For example, Kreacher, the house - elf of the Black family. He could play an important role as he has a deep knowledge of the Black family secrets and the Black family manor. Also, Narcissa Malfoy, as she is related to the Black family, might be involved. She could either be an ally or an adversary to Harry depending on how the story unfolds.
Hermione would likely be one of the main characters. She's always been Harry's intelligent and resourceful friend. In this fanfiction, she could use her vast knowledge of magic to help Harry on his journey to becoming a powerful lord. For instance, she might research ancient texts to find spells that can enhance Harry's power.