You can try fanfiction platforms like Archive of Our Own (AO3). There are a large number of fanfictions there, and you can use the search function to specifically look for 'fem Harry and Bellatrix' fanfictions. You might also check out Fanfiction.net, although AO3 generally has a more diverse and inclusive range of works.
One common theme is the power dynamic. Given Bellatrix's intense and often cruel nature in the original series, exploring how a female Harry would interact with her in terms of power, whether it's challenging her, being influenced by her, or finding a balance. For example, in some stories, fem Harry might try to redeem Bellatrix in some way.
There are indeed. In some fanfictions, the fem Harry as Bellatrix's daughter might have a conflicted identity. She could inherit some of Bellatrix's powerful magic but also have a sense of good deep within. For example, one story might show her struggling between the dark ways she was raised with and the light she discovers in Hogwarts. You need to dig around a bit on the relevant platforms to find the ones that suit your taste.
There might be a fanfiction where Harry Potter encounters Bellatrix and Narcissa in an unexpected way. For example, they could be in a situation where they need to cooperate with Harry to solve a mystery related to an ancient magic artifact. This would force them to put aside their Death Eater - Order of Phoenix differences and create a unique plot full of tension and discovery.
One great Bellatrix fanfiction is 'The Redemption of Bellatrix'. It shows a different side of her, exploring what could have happened if she had a change of heart. It's an interesting read as it delves deep into her character, adding layers that we don't often see in the original books.
Well, I really liked 'Abandoned by the Moon' in this genre. It's set in a unique magical world where Fem Harry has to face not only the emotional pain of Sirius leaving but also new threats. Then there's 'Forsaken by Sirius' which is interesting because it shows Fem Harry's growth from a broken girl to a strong witch. Also, 'The Empty Space Left by Sirius' gives a detailed account of how Fem Harry tries to fill the void in her life.
There's a fanfic called 'Fated to Be Yours' in this genre. It starts with an unexpected encounter between fem Harry and Snape and then delves into how their relationship blossoms over time. It also has interesting sub - plots involving other Hogwarts characters. 'The Unlikely Bond' is also great. It shows how their love defies the norms of the wizarding world and they support each other through various challenges.
One good 'Fem Harry Marries Draco' fanfiction is 'A Different Kind of Bond'. It explores how their relationship develops in a world where Harry is female. Another is 'The Unlikely Union' which delves into the challenges they face within the wizarding society due to their unexpected relationship. And 'Fem Harry's New Path' shows how their love story unfolds against the backdrop of the ongoing magical events in the Harry Potter universe.
The character of Fem Harry in this fanfiction would deviate significantly from canon Harry. Fem Harry would lack the sense of naive heroism that Harry had. Due to Bellatrix's influence, she would be more cynical about the world of magic. Her relationships would be shaped differently. For instance, she may not have the same warm friendships as Harry did. Instead, her relationships might be more based on power and self - interest. Her attitude towards authority would also be different. Harry often respected Dumbledore and other authority figures, but Fem Harry might question and rebel against them more readily. Also, her perception of the wizarding war would be more complex. She wouldn't simply see it as a fight between good and evil like Harry did, but rather as a web of power struggles and hidden agendas.
Well, it could be that Fem Harry Potter is actually a long - lost relative of Bellatrix's family. Bellatrix initially hates her because of her association with Dumbledore and the Order. But as the story progresses, they find out some dark family secrets that connect them. They then have to decide whether to keep fighting against each other or team up against a greater evil, like a new dark wizard who is more powerful than Voldemort and is threatening the wizarding world.
One common theme is the exploration of power. Since Bellatrix is a powerful Death Eater and fem Harry Potter also has her own power, their relationship often involves power struggles and exchanges. Another theme is the idea of redemption. Some fanfictions explore whether Bellatrix can be redeemed through her relationship with fem Harry Potter.