A plotline might involve Fem Harry being shunned or feared by some in the wizarding community when her true parentage is discovered. She could then go on a quest to prove that she's not like the 'evil' Lucifer is often perceived to be. Or perhaps she discovers that Lucifer has a different side, and she tries to bring that side out to change the perception of him in both the wizarding and underworld realms.
One possible plotline could be Fem Harry struggling to hide her true identity in the wizarding world. Since she's Lucifer's daughter, she might have unique powers that set her apart and draw unwanted attention. Another could be her journey to understand her father's nature and the implications of being related to him. Maybe she has to deal with characters from the underworld trying to influence or use her for their own purposes.
Well, it could be that Fem Harry is initially unaware of her heritage. As she grows and her powers develop, she starts to have strange experiences and visions. These lead her to uncover the truth that she is Lucifer's daughter. Then, she has to decide whether to embrace this part of her or try to reject it. She might also face a conflict between the values of the wizarding world she grew up in and the more chaotic and dark nature associated with her father.
One possible plotline could be that Fem Harry discovers her true heritage as Celestia's daughter and has to learn to control newfound magical powers related to Celestia's realm. Maybe she has to travel between the Harry Potter world and the world of Celestia to prevent some sort of catastrophe that threatens both worlds.
One possible plotline could be that Harry, as a female, discovers her true heritage as the predator's daughter and has to struggle with hiding this fact from her friends at Hogwarts. She might be afraid of how they'll react if they find out she's part - alien.
One plotline could be Fem Harry trying to keep her magical abilities a secret in the Pokemon world while also trying to fit in as Ash's daughter. Another could be her using her magic to help Ash in a particularly difficult Pokemon battle. Maybe she uses a spell to make a Pokemon stronger or to break an opponent's tricky move.
Perhaps the fem Harry Potter is raised in Hogwarts without knowing her true father. But when she accidentally casts a spell that reveals her connection to the Joker, she is sent on a journey to Gotham. There, she discovers a whole new world full of crime and corruption. She tries to bring some of the magic - based solutions she learned at Hogwarts to Gotham, like using spells to clean up the slums or protect the innocent. Meanwhile, she has to deal with the Joker's attempts to draw her into his world of madness.
One possible plotline could be Harry struggling to come to terms with his new identity as the Son of Lucifer. He might face internal conflict, wondering if he's doomed to be evil like his supposed father. Another could be the wizarding world's reaction to his revelation. Some might fear him, while others might try to use his power for their own gain.
Well, in a 'fem Harry is a Queen fanfiction', a plotline could be that fem Harry dreams of Queen and in her dreams, the band members give her advice on how to deal with Voldemort. This then gives her the strength and new strategies to fight against the dark forces. Also, it could be that she discovers a hidden connection between Queen's music and ancient magic that only she can unlock, leading to her becoming a more powerful witch.
A third plotline could center around the challenges they face as a couple. There could be opposition from both their respective worlds. In Harry's world, the wizarding community might not understand her relationship with a non - human from another realm. In Sesshomaru's world, demons might have their own opinions about a human - like Harry being his mate. This could lead to many conflicts and a journey of them trying to be together despite all the odds.
One possible plotline could be that fem Harry Potter discovers her new power as a jinchuuriki and has to hide it from the wizarding world which is not familiar with such powers. She might struggle to control the beast within her while also dealing with the usual Hogwarts drama.
A possible plotline could be that fem Harry is in a difficult situation and Bill comes to her rescue. This initial encounter could spark a relationship between them. As the story progresses, they might face opposition from the wizarding community due to their relationship. This could lead to them having to fight for their right to be together and also for a greater cause in the wizarding world. There could be elements of romance, action, and self - discovery in such a plotline.
One plotline could be that fem Harry discovers a hidden connection to Morgana through her magic. Maybe she has some latent powers that are related to Morgana's, and she has to explore this connection to understand more about herself and her place in the magical world.