Well, perhaps the Weasley family takes in a new house - elf that was previously under the Imperio curse by an unknown wizard. As the family tries to rehabilitate the house - elf, they discover that the curse has left some lingering effects. The Weasley children, with their knowledge of magic from Hogwarts, try different spells and potions to fully free the house - elf. Meanwhile, they have to be on guard as the wizard who cast the Imperio curse may come looking for the house - elf.
A fanfiction could have a scenario where a young Weasley, out of curiosity and not fully understanding the power of the Imperio curse, tries it on their family's house - elf. Immediately, they realize the gravity of their mistake as the house - elf starts to act in strange and uncharacteristic ways. The rest of the Weasley family then has to work together to find a way to reverse the curse before it causes more harm. They might seek help from Dumbledore or other wise wizards at Hogwarts, and throughout the process, the family learns more about the dark arts and the importance of respecting all magical beings.
One possible fanfiction could be about a house - elf being put under the Imperio curse and being forced to spy on the Weasley family. The house - elf might struggle with the moral implications of its actions while the Weasley family starts to notice strange things happening around them.
In a fanfiction, the plot could revolve around Bellatrix misusing the Cruciatus Curse and getting in trouble with Voldemort. She uses it on one of Voldemort's favored servants by mistake. Voldemort then has to decide whether to punish Bellatrix severely or let her off with a warning, while Bellatrix tries to plead her case and shift the blame onto others.
Maybe Harry Potter, as a female, could start to understand the struggles of house elves deeply. She might use her magic to try and improve their living conditions, like Hermione did with the 'Society for the Promotion of Elfish Welfare'. She could also form unique friendships with some house elves, leading to adventures within Hogwarts and beyond as they work together to change the traditional views of house elves in the wizarding world.
Well, perhaps Harry could start seeing the world from the house - elves' perspective. He might use his magic in new ways to improve their living conditions. For example, he could secretly create better living quarters for them in Hogwarts. He might also try to teach them some basic self - defense magic so they can protect themselves from the meaner wizards.
In a fanfic, the Weasley twins might discover an old family treasure that can be converted into a large sum of funds. They plan to use this money to start a magical scholarship fund for students who are interested in the arts of pranking and magic tricks. But there are those in the wizarding world who don't approve of their ideas. So, they have to fight against the traditionalists to make their dream come true. This would involve a lot of interesting interactions with other characters and some great adventures.
A 'Harry Potter is an elf fanfiction' could have a plot where Harry's elven side is awakened. He starts to have an affinity for nature and elven magic. This newfound power attracts the attention of both good and bad forces. The good forces might want to help him control and use it for the greater good, while the bad forces, like Voldemort, see it as a threat. Harry then has to learn about his elven heritage, the history of elves in the wizarding world, and how to use his new powers to defeat Voldemort. He might also have to deal with the fact that some elves in the wizarding world see him as an outsider, as he was raised as a human wizard, not an elf.
The Imperio curse from Snape to Harry can change the plot in many ways. For one, Harry's normal heroic actions would be halted. He would be acting according to Snape's commands instead. This could lead to him being seen as a traitor by his friends initially. Also, it could cause chaos in the fight against the dark forces as Harry is a key figure. His actions under the curse could also lead to the discovery of new secrets or powers as the other characters try to break the curse and figure out what's going on.
A plot could revolve around a house - elf who gets accidentally mixed up in a dark wizard's plan. Maybe the dark wizard forces the house - elf to steal important magical artifacts from Hogwarts. But the house - elf, having a good heart, tries to find a way to alert the teachers and students without getting caught. Or, there could be a story about a house - elf who befriends a non - magical creature like a Kneazle and they go on an adventure together, exploring the Forbidden Forest and uncovering secrets that are beneficial to the wizarding world.
Well, he might use the house elf to keep his new house in order. The elf could help with cleaning, cooking, and protecting the place from unwanted intruders. It would be interesting to see how Harry, who has always been against the unfair treatment of house - elves, would manage this new relationship with an elf he owns.
Lemon could be involved in a mystery at Hogwarts. For instance, she might notice some strange happenings in the restricted section of the library. Since house - elves can move around unnoticed, she starts to investigate. As she delves deeper, she realizes it has something to do with an old, forgotten magic that was once banned in the wizarding world.