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 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 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 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.
I'm not sure of specific fanfictions on this concept. You could try searching on popular fanfiction websites like Archive of Our Own or FanFiction.net. They have a vast collection and you might be able to find what you're looking for by using relevant keywords in their search bars.
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 Harry's daughter discovers a hidden family secret that has a 'lemon' - like tangy or unexpected element. Maybe it's related to a long - lost relative or a magical object with a strange property.
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.
One possible plotline could be that fem Harry, having defeated Voldemort, somehow ends up in the Naruto universe. There, she meets Sasuke and they initially have a rocky relationship due to their different backgrounds and personalities. But over time, they discover they have more in common than they thought and fall in love, eventually getting married.